Products

Suppliers
Filter Gallery
132,131

Steel Floor Structure

Products
Steel Building Steel Structure Metal Building Warehouse Steel Structure Materials Steel Structure Building

Sorry! No matches were found.

Building Steel Structure Floor Support Plate Reinforced Truss Floor Engineered Floor Truss Systems

Building Steel Structure Floor Support Plate Reinforced Truss Floor Engineered Floor Truss Systems

US $ 15-35 / Square Meter FOB
1,000 Square Meters (MOQ)
More
Main Products: Floor Support Plate, Removable Steel Truss Floor Plate, Reinforced Truss Floor Board, Closed Floor Systems, Open Floor System, Galvanized Steel Plate, Steel Floor Deck
Contact Supplier
Audited Supplier
Guangdong Zhongke Construction Technology Co., Ltd.

Guangdong, China Since 2025
Chat Now Send Inquiry
Multi Floor Steel Building Frame Structures

Multi Floor Steel Building Frame Structures

US $ 80-120 / Square Meter FOB
500 Square Meters (MOQ)
More
Connection Form : Bolt Connection
Contact Supplier
Audited Supplier
Dongguan Hongfa Steel Structure Mats .Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2023
Chat Now Send Inquiry
Prefabricated Metal Light Steel Structure Construction of Warehouse with Mezzanine Floors Industrial Factory

Prefabricated Metal Light Steel Structure Construction of Warehouse with Mezzanine Floors Industrial Factory

US $ 20-45 / Square Meter FOB
200 Square Meters (MOQ)
More
Main Products: Steel Structure, Warehouse, Workshop, Steel Platform, Mezzanine Floor, Guardroom, Chicken Coop, Corrider, Poultry House, Awning
Contact Supplier
Audited Supplier
Zhejiang Yuanfang Steel Structure Manufacturing Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2025
Chat Now Send Inquiry
Steel Structure Worshop with Mezzanine Floor (SS-365)

Steel Structure Worshop with Mezzanine Floor (SS-365)

US $ 30-50 / Square Meter FOB
500 Square Meters (MOQ)
More
Usage : Warehouse
Contact Supplier
Audited Supplier
Qingdao Xinguangzheng Steel Structure Co., Ltd.

Manufacturer/Factory

Shandong, China Since 2007
Chat Now Send Inquiry
Steel Structure Construction with Mezzanine Floor - Optimized Storage Space

Steel Structure Construction with Mezzanine Floor - Optimized Storage Space

US $ 20-30 / Square Meter FOB
1,000 Square Meters (MOQ)
More
Main Products: Steel Structure, Steel Building, Steel Warehouse, Steel Workshop, Steel Structure Material, Prefab building
Contact Supplier
Audited Supplier
Guangdong Union Steel Structure Material Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2017
Chat Now Send Inquiry
Spacious Steel Structure Factory with Customizable Floor Plans

Spacious Steel Structure Factory with Customizable Floor Plans

US $ 550-600 / Ton FOB
50 Tons (MOQ)
More
Molding Method : Cast Steel
Contact Supplier
Audited Supplier
Tiankai Southeast Green Building Technology (Henan) Co., Ltd.

Manufacturer/Factory & Trading Company

Henan, China Since 2025
Chat Now Send Inquiry
Prefabricated Steel Structure Portal Structure Steel Structure Factory Warehouse Can Be Partially Made in China with Two Floors

Prefabricated Steel Structure Portal Structure Steel Structure Factory Warehouse Can Be Partially Made in China with Two Floors

US $ 35-120 / Square Meter FOB
100 Square Meters (MOQ)
More
Main Products: Steel Structure Buiding, Apple Cabin Houses, Prefab Houses, Flat Pack Houses, Two Wings Expanded Houses, Detatched Houses, Light Steel Villa, Space Capsule Houses, Folding Houses
Contact Supplier
Audited Supplier
Weifang Huiming Import and Export Co., Ltd.

Shandong, China Since 2024
Chat Now Send Inquiry
Prefabricated Light Steel Structure Floor Mill with Design

Prefabricated Light Steel Structure Floor Mill with Design

US $ 35-45 / Square Meter FOB
100 Square Meters (MOQ)
Contact Supplier
Audited Supplier
Qingdao Xinguangzheng Husbandry Co., Ltd.

Shandong, China Since 2017
Chat Now Send Inquiry
Clear Span Cheap Steel Structure with Mezzanine Floor Factory Building

Clear Span Cheap Steel Structure with Mezzanine Floor Factory Building

US $ 30-50 / Square Meter FOB
500 Square Meters (MOQ)
More
Main Products: Steel Shed, Steel Warehouse, Steel Structure, Steel Building, Mobile House, Container House, Hanger, Workshop, Factory, Per Fabricated Building
Contact Supplier
Audited Supplier
Qingdao Gemsun Steel Structure Co., Ltd.

Shandong, China Since 2015
Chat Now Send Inquiry
Skylight Panel Steel Workshop Building Structure with Steel Floor Trusses

Skylight Panel Steel Workshop Building Structure with Steel Floor Trusses

US $ 35-55 / Square Meter FOB
100 Square Meters (MOQ)
More
Usage : Warehouse
Contact Supplier
Audited Supplier
Quanzhou Ridge Steel Structure Co., Ltd.

Trading Company

Fujian, China Since 2017
Chat Now Send Inquiry
Fast Build Building Steel Structure Design Multiple Floor Prefab Steel Frame Building for Mall School Dormitory Hotels

Fast Build Building Steel Structure Design Multiple Floor Prefab Steel Frame Building for Mall School Dormitory Hotels

US $ 990-1,200 / Ton FOB
29 Tons (MOQ)
More
Main Products: Galvanized Steel Coil, Seamless Steel Pipe, Roofing Sheet, PPGI, Stainless Steel Pipe, Aluminum Coil, Copper Pipe, Galvanized Pipe
Contact Supplier
Audited Supplier
Shandong Huazhu Metal Manufacture Co., Ltd.

Trading Company

Shandong, China Since 2022
Chat Now Send Inquiry
Prefabricated Metal Light Steel Structure Construction of Steel Structure Warehouse with Mezzanine Floors

Prefabricated Metal Light Steel Structure Construction of Steel Structure Warehouse with Mezzanine Floors

US $ 20-45 / Square Meter FOB
200 Square Meters (MOQ)
More
Type : Multi-Storey Warehouse
Contact Supplier
Audited Supplier
Zhejiang Yuanfang Steel Structure Manufacturing Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2025
Chat Now Send Inquiry
Related Searches
Steel Structure Construction Steel Structure Frame Stainless Steel Structure Wholesale Steel Floor Structure Steel Structure Material Light Steel Structure
Container House Steel Frame Prefabricated Warehouse Steel Grating Steel Structure Platform Steel Structure Building
Residential Container House Office Container House Commercial Container House Hotel Container House Construction Site Container House Emergency Relief Container House
High Rise/ One-Floor/Different Type Structural Steel Shed Light Steel Structure Prefabricated Warehouse

High Rise/ One-Floor/Different Type Structural Steel Shed Light Steel Structure Prefabricated Warehouse

US $ 40-80 / Square Meter FOB
500 Square Meters (MOQ)
More
Main Products: Steel Structure, Prefabricated Steel Structure, Steel Construction, Steel Structure Building
Contact Supplier
Audited Supplier
Dongguan Hongfa Steel Structure Mats .Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2023
Chat Now Send Inquiry
Prefabricated Building High Strength Multi Floors Steel Structure House Shed Construction Steel Structure House Workshop House Construction Warehouse Workshop

Prefabricated Building High Strength Multi Floors Steel Structure House Shed Construction Steel Structure House Workshop House Construction Warehouse Workshop

US $ 20-50 / Square Meter FOB
200 Square Meters (MOQ)
More
Connection Form : Welded Connection
Contact Supplier
Audited Supplier
Anhui Honglu Steel Construction(Group)Co., Ltd

Anhui, China Since 2025
Chat Now Send Inquiry
Steel Structure High Floor Workshop

Steel Structure High Floor Workshop

US $ 30-100 / Square Meter FOB
100 Square Meters (MOQ)
More
Main Products: Steel Structure Building, Steel Warehouse, Steel Workshop, Steel House, Prefab House, Poulty House, Steel Structure Exhibition Hall, Chicken Cage, Poultry Equipment
Contact Supplier
Audited Supplier
Qingdao Xinguangzheng Husbandry Co., Ltd.

Shandong, China Since 2017
Chat Now Send Inquiry
Steel Frame High Quality High Rise Heavy Multi Floor Workshop Warehouse Plant Office Building Steel Structure

Steel Frame High Quality High Rise Heavy Multi Floor Workshop Warehouse Plant Office Building Steel Structure

US $ 30-80 / Square Meter FOB
200 Square Meters (MOQ)
More
Feature : Anti-Corrosion, Earthquake Resistance, Easy To Install, High Intensity, Recyclable
Contact Supplier
Audited Supplier
Dongguan Hongfa Steel Structure Mats .Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2023
Chat Now Send Inquiry
Prefabricated Metal Light Steel Structure Construction of Warehouse with Mezzanine Floors Factory

Prefabricated Metal Light Steel Structure Construction of Warehouse with Mezzanine Floors Factory

US $ 20-45 / Square Meter FOB
200 Square Meters (MOQ)
More
Main Products: Steel Structure, Warehouse, Workshop, Steel Platform, Mezzanine Floor, Guardroom, Chicken Coop, Corrider, Poultry House, Awning
Contact Supplier
Audited Supplier
Zhejiang Yuanfang Steel Structure Manufacturing Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2025
Chat Now Send Inquiry
Long Span Multi-Floors Industrial Prefab Steel Structure Construction with Certificates

Long Span Multi-Floors Industrial Prefab Steel Structure Construction with Certificates

US $ 30-60 / Square Meter FOB
1 Square Meter (MOQ)
Contact Supplier
Audited Supplier
Qingdao Xinguangzheng Husbandry Co., Ltd.

Shandong, China Since 2017
Chat Now Send Inquiry
Modular Steel Structure Sports Facility with Strong Floors for Indoor Sporting Events

Modular Steel Structure Sports Facility with Strong Floors for Indoor Sporting Events

US $ 28-68 / Square Meter FOB
200 Square Meters (MOQ)
More
Main Products: Steel Structures, Steel Structure Buildings, Sandwich Panels, Color Steel Sheets, Container Houses
Contact Supplier
Audited Supplier
Henan Canglong Steel Structure Engineering Co., Ltd.

Manufacturer/Factory & Trading Company

Henan, China Since 2024
Chat Now Send Inquiry
Superior Metal Buildings Hangar Prefab Structure with Steel Mezzanine Floor

Superior Metal Buildings Hangar Prefab Structure with Steel Mezzanine Floor

US $ 25-50 / Square Meter FOB
200 Square Meters (MOQ)
More
Install : Online Guidance
Contact Supplier
Audited Supplier
Shandong Chentai Heavy Steel Construction Group Co., Ltd.

Manufacturer/Factory & Trading Company

Shandong, China Since 2024
Chat Now Send Inquiry
Related Videos
  • What is Building Steel Structure Floor Support Plate Reinforced Truss Floor Engineered Floor Truss Systems
    What is Building Steel Structure Floor Support Plate Reinforced Truss Floor Engineered Floor Truss Systems
    US $ 15-35 /Square Meter
    1,000 Square Meters (MOQ)
    Contact Supplier
  • What is Multi Floor Steel Building Frame Structures
    What is Multi Floor Steel Building Frame Structures
    US $ 80-120 /Square Meter
    500 Square Meters (MOQ)
    Contact Supplier
  • What is Prefabricated Metal Light Steel Structure Construction of Warehouse with Mezzanine Floors Industrial Factory
    What is Prefabricated Metal Light Steel Structure Construction of Warehouse with Mezzanine Floors Industrial Factory
    US $ 20-45 /Square Meter
    200 Square Meters (MOQ)
    Contact Supplier
  • What is Steel Structure Worshop with Mezzanine Floor (SS-365)
    What is Steel Structure Worshop with Mezzanine Floor (SS-365)
    US $ 30-50 /Square Meter
    500 Square Meters (MOQ)
    Contact Supplier
Galvanized Steel High Rise Building Industrial Plant Steel Structure Warehouse Mezzanine Floor Prefabricated Building Steel Frame

Galvanized Steel High Rise Building Industrial Plant Steel Structure Warehouse Mezzanine Floor Prefabricated Building Steel Frame

US $ 40-80 / Square Meter FOB
500 Square Meters (MOQ)
More
Main Products: Steel Structure, Prefabricated Steel Structure, Steel Construction, Steel Structure Building
Contact Supplier
Audited Supplier
Dongguan Hongfa Steel Structure Mats .Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2023
Chat Now Send Inquiry
Construction of Steel Structure Shop Floor Bearing Plate/Steel Structure Engineering

Construction of Steel Structure Shop Floor Bearing Plate/Steel Structure Engineering

US $ 30 / Square Meter FOB
1 Square Meter (MOQ)
Contact Supplier
Audited Supplier
Shangqiu Harmony Machinery Manufacturing Co., Ltd.

Manufacturer/Factory

Henan, China Since 2015
Chat Now Send Inquiry
Prefabricated Metal Light Steel Structure Construction of Steel Roof Extension on The Top Floor of Prefab Industrial Workshop Warehouse

Prefabricated Metal Light Steel Structure Construction of Steel Roof Extension on The Top Floor of Prefab Industrial Workshop Warehouse

US $ 30-55 / Square Meter FOB
200 Square Meters (MOQ)
More
Main Products: Steel Structure, Warehouse, Workshop, Steel Platform, Mezzanine Floor, Guardroom, Chicken Coop, Corrider, Poultry House, Awning
Contact Supplier
Audited Supplier
Zhejiang Yuanfang Steel Structure Manufacturing Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2025
Chat Now Send Inquiry

Not exactly what you want?

Post Sourcing Request

About Steel Floor Structure FAQ

  • QWhat materials are commonly used in the construction of Container Houses?

    Our Steel Floor Structure offers exceptional quality within the Container House category.Container Houses are often constructed using steel, wood, and aluminum. These materials offer durability, flexibility, and customization options. To ensure the quality and longevity of your Container House, consult with a reputable manufacturer on material choices.

  • QWhat are the advantages of sourcing Container Houses from a wholesale distributor?

    The Steel Floor Structure is a key item within our extensive Container House selection.Sourcing Container Houses from a wholesale distributor allows you to benefit from competitive pricing, dependable supply, and customized solutions. Wholesale purchases provide the opportunity for volume discounts and tailored designs, ensuring you receive quality Container Houses from trusted suppliers.

  • QHow can I find trustworthy suppliers of Container House in China?

    The Steel Floor Structure is a premium choice in the Container House category.To find reputable suppliers of Container House in China, explore online platforms, attend industry events, and request recommendations from contacts in the construction sector. Verify supplier credentials and quality certifications to guarantee reliability in your supply chain.

Prefabricated Steel Structure Floor Decking Customized Prefabricated Industrial Steel Structure Warehouse Prefab Steel Frame Factory

Prefabricated Steel Structure Floor Decking Customized Prefabricated Industrial Steel Structure Warehouse Prefab Steel Frame Factory

US $ 40-80 / Square Meter FOB
500 Square Meters (MOQ)
More
Install : Support Installation
Contact Supplier
Audited Supplier
Dongguan Hongfa Steel Structure Mats .Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2023
Chat Now Send Inquiry
Multi Storey Shopping Mall Prefabricated Steel Building Exhibition Hall 2 Floor Hotel Steel Structures

Multi Storey Shopping Mall Prefabricated Steel Building Exhibition Hall 2 Floor Hotel Steel Structures

200 Square Meters (MOQ)
More
Main Products: Steel Structures, Steel Structure Buildings, Sandwich Panels, Color Steel Sheets, Container Houses
Contact Supplier
Audited Supplier
Henan Canglong Steel Structure Engineering Co., Ltd.

Manufacturer/Factory & Trading Company

Henan, China Since 2024
Chat Now Send Inquiry
Easy to Expand Popular Multi-Floor Prefab Steel Structure Material Conveying Platform

Easy to Expand Popular Multi-Floor Prefab Steel Structure Material Conveying Platform

US $ 20-45 / Square Meter FOB
10 Square Meters (MOQ)
More
Customized Or Not : Customized
Contact Supplier
Audited Supplier
Zhejiang Yuanfang Steel Structure Manufacturing Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2025
Chat Now Send Inquiry
Duty Rack System Adjustable Warehouse Storage Steel Structure Floor Powder Coated Multi-Level Prefab Office and Mezzanine

Duty Rack System Adjustable Warehouse Storage Steel Structure Floor Powder Coated Multi-Level Prefab Office and Mezzanine

US $ 25-70 / Square Meter FOB
1 Square Meter (MOQ)
More
Main Products: Pipeline Steel, Cold-Rolled Steel Pipe, Steel Bar, Hot Rolled Steel Pipe, Rectangular Square Steel Tube, Carbon Steel Coil, Carbon Steel Plate, Guardrail, Aluminum Coils, Aluminium Ingots
Contact Supplier
Audited Supplier
Shandong Hanbang Materials Co., Ltd.

Trading Company

Shandong, China Since 2023
Chat Now Send Inquiry
Two or More Floors Steel Structure Building Steel Frame for Office

Two or More Floors Steel Structure Building Steel Frame for Office

US $ 80-400 / Square Meter FOB
200 Square Meters (MOQ)
More
Feature : Anti-Corrosion, Earthquake Resistance, Easy To Install, High Intensity, Recyclable
Contact Supplier
Audited Supplier
Shandong Chentai Heavy Steel Construction Group Co., Ltd.

Manufacturer/Factory & Trading Company

Shandong, China Since 2024
Chat Now Send Inquiry
Prefabricated High-Rise Multi-Levels Serval Floors Metal Steel Structure Building Metal Pre-Engineered Steel Frame Building

Prefabricated High-Rise Multi-Levels Serval Floors Metal Steel Structure Building Metal Pre-Engineered Steel Frame Building

US $ 40-80 / Square Meter FOB
500 Square Meters (MOQ)
More
Main Products: Steel Structure, Prefabricated Steel Structure, Steel Construction, Steel Structure Building
Contact Supplier
Audited Supplier
Dongguan Hongfa Steel Structure Mats .Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2023
Chat Now Send Inquiry
Prefabricated Metal Light Steel Structure Construction of Roof Extension on The Top Floor of Prefabricated Workshop Warehouse

Prefabricated Metal Light Steel Structure Construction of Roof Extension on The Top Floor of Prefabricated Workshop Warehouse

US $ 30-55 / Square Meter FOB
200 Square Meters (MOQ)
More
Usage : Specialized Workshop, Textile And Electronic Processing, Warehouse
Contact Supplier
Audited Supplier
Zhejiang Yuanfang Steel Structure Manufacturing Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2025
Chat Now Send Inquiry
Robust Steel Flooring Structure for Commercial Flooring Truss

Robust Steel Flooring Structure for Commercial Flooring Truss

5 Tons (MOQ)
More
Main Products: Steel Structure, Welded H-beam, Refined Steel, Rock Wool Sandwich Panel
Contact Supplier
Audited Supplier
Wandong Gaojing (Shandong) Curtain Wall Co., Ltd.

Manufacturer/Factory & Trading Company

Shandong, China Since 2025
Chat Now Send Inquiry
Powerful and Sturdy Steel Structure for Superior Load-Bearing Capacity Multi-Floor Prefab Steel Structure Church Building/Warehouse

Powerful and Sturdy Steel Structure for Superior Load-Bearing Capacity Multi-Floor Prefab Steel Structure Church Building/Warehouse

US $ 29-49 / Square Meter FOB
200 Square Meters (MOQ)
More
Connection Form : Bolt Connection
Contact Supplier
Audited Supplier
Qingdao Ruly Steel Engineering Co., Ltd

Manufacturer/Factory & Trading Company

Shandong, China Since 2023
Chat Now Send Inquiry
Eco-Friendly Steel Houses\Iron Fire Escape Structures\Modular Mezzanine Floors\Sustainable Materials and Energy-Efficient Designs.

Eco-Friendly Steel Houses\Iron Fire Escape Structures\Modular Mezzanine Floors\Sustainable Materials and Energy-Efficient Designs.

US $ 30-80 / Square Meter FOB
100 Square Meters (MOQ)
More
Main Products: Steel Structure, Steel Workshop, Steel Warehouse, Steel Building, Steel House, Prefabricated House, Aircraft Hangar, Garage, Container House, Steel Box Column
Contact Supplier
Audited Supplier
Gaomi Wantai Steel Structure Engineering Co., Ltd.

Manufacturer/Factory & Trading Company

Shandong, China Since 2017
Chat Now Send Inquiry
Industrial Flooring Solutions: Kexinda TDM-600 Steel Support Structure From Tianjin

Industrial Flooring Solutions: Kexinda TDM-600 Steel Support Structure From Tianjin

US $ 2.9-17.1 / Square Meter FOB
1 Square Meter (MOQ)
More
Connection Form : Welded Connection
Contact Supplier
Audited Supplier
Kexinda(Tianjin)Industrial Co., Ltd

Tianjin, China Since 2024
Chat Now Send Inquiry
Steel Structure with FRP Gratings to Applicate at Outdoor Flooring or The Sea Scene

Steel Structure with FRP Gratings to Applicate at Outdoor Flooring or The Sea Scene

US $ 50-199 / Piece FOB
10 Pieces (MOQ)
More
Main Products: FRP Grating, FRP Pultrusion Profiles, FRP Panel/ Sheet, FRP Pressure Vessel, SMC Water Tank, BMC Manhole Cover, FRP/PVC Fish Tank
Contact Supplier
Audited Supplier
ZDProTech Technology Co., Ltd.

Hebei, China Since 2020
Chat Now Send Inquiry
Juxin High Quality High Rise Heavy Light Multi Floor Workshop Warehouse Plant Building Office Steel Structure

Juxin High Quality High Rise Heavy Light Multi Floor Workshop Warehouse Plant Building Office Steel Structure

US $ 35-100 / Square Meter FOB
1,000 Square Meters (MOQ)
More
Connection Form : Bolt Connection
Contact Supplier
Shandong Juxin Steel Structure Co., Ltd

Shandong, China Since 2023
Chat Now Send Inquiry
View More

Related Searches

Steel Structure Products Steel Structure Design Standard Steel Structure Steel Structure Project Steel Structure Installation Structure Steel Pipe Alloy Structure Steel Z Section Steel Prefab Building Prefabricated Steel Structure

You may also like

Floor Tile Stainless Steel Wire structure materials c steel structure Steel Structure Factory structure of steel

Browse by Categories

Home > Construction & Decoration > Prefabricated Building > Container House > Residential Container House
1/834
TOP

Search Filter

Categories

More Less
  • Container House
  • Steel Frame
  • Prefabricated Warehouse
  • Steel Grating
  • Steel Structure Platform
  • Steel Structure Building
  • Workshops & Plants
  • Steel Walkway & Floor
  • Other Steel Structure
  • Steel Structure Bridge

Connection Form

More Less
  • Bolt Connection
  • Welded Connection
  • Pipe Section Connection
  • Pluggable Connection
  • Riveting Connection

Feature

More Less
  • Anti-Corrosion
  • Easy To Install
  • High Intensity
  • Recyclable
  • Earthquake Resistance

Install

More Less
  • Online Guidance
  • Support Installation

Company Type

More Less
  • Trading Company
  • Manufacturer/Factory
  • Group Corporation
  • Other

Company Location

More Less
  • Shandong
  • Hebei
  • Fujian
  • Guangdong
  • Jiangsu
  • Zhejiang
  • Tianjin
  • Henan
  • Shanghai
  • Liaoning
  • Hunan
  • Sichuan
  • Beijing
  • Anhui
  • Jiangxi
  • Hubei
  • Shaanxi
  • Chongqing
  • Inner Mongolia
  • Guangxi
  • Gansu
  • Guizhou
  • Shanxi
Reset Done