Constantly Expanding & Improving Our Perforated Metal Products Quality

QIUSUO is ISO9001 certified company, and all of our perforated metal sheet comply with international quality standards.

Supply system

  • Qualified Raw Material

    We source all raw materials from industry-leading enterprises to ensure stable and high-quality material properties.

    A logo marked with TSINGSHAN
    A logo marked with POSCO
    A logo marked with TISCO
    A logo marked with BAOSTEEL
    A logo marked with JISCO
  • Mill Certification

    We procure all raw materials accompanied by mill certificates. Both the company test report and mill certificate can be provided with the delivery of goods.

    Duplex steel sheet mill certification

    SGH440 galvanized steel sheet mill certification

    Q235B steel plate mill certification

  • 100% Inspection

    All materials will be tested and only qualified materials can be labeled and stored in the warehouse. Sub-quality materials will be sent back to the supplier and replace with qualified materials again.

    Material test

    Hardness test

    Thickness test

Keypoint Management System

In addition to controlling the quality of raw materials, we adhere to strict production standards based on enterprise principles and international standards to ensure that all key parameters are tightly controlled.

  • Stainless Steel Plate
    • GB/T 3280-2015 Cold Rolled Stainless Steel Plate, Sheet and Strip
    • GB/T 4237-2015 Hot Rolled Stainless Steel Plate, Sheet and Strip
    • GB∕T 24511-2017 Stainless Steel And Heat-Resistant Steel Plate, Sheet and Strip For Pressure Equipment
    • ASTM A240/A240M Standard Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
  • Carbon Steel Plate
    • GB/T 700-2006 Carbon Structural Steels
    • GB∕T 3274-2017 Hot-Rolled Plates, Sheets and Strips of Carbon Structural Steels and High Strength Low Alloy Structural Steels
    • GB/T 24186-2022 High Strength Abrasion Resistant Steel Plate, Sheet and Strip for Construction Machine
  • Galvanized Steel Plate
    • GB∕T 2518-2019 Continuously Hot-Dip Zinc and Zinc Alloy Coated Steel Sheet And Strip
  • Aluminium Alloy Plate
    • ASTM B209/B209M Standard Specification for Aluminum and Aluminum-Alloy Sheet and Plate
    • GB/T 3880.1-2023 Aluminum and Aluminum Alloy Plates and Strips for General Industrial Use Part 1: General Requirements
    • GB/T 3880.2-2012 Wrought Aluminium and Aluminium Alloy Plates, Sheets and Strips for General Engineering Part 2: Mechanical Properties
    • GB/T 3880.3-2012 Wrought Aluminium and Aluminium Alloy Plates, Sheets and Strips for General Engineering – Part 3: Tolerances on Forms and Dimensions
  • Square/Round Opening Series
    • ASTM E454-12 Standard Specification for Industrial Perforated Plate and Screens (Square Opening Series)
  • Plate Thickness
    • ISO 7805-1 Industrial plate screens – Part1: Thickness of 3 mm and Above
    • ISO 7805-2 Industrial plate screens – Part 2: Thickness Below 3 mm
    • GB/T 10613 Industrial Plate Screens – Thickness Of 3mm Aand Above – Round and Square Holes
    • GB/T 10612 Industrial Plate Screens – Thickness Below 3 mm – Round and Square Holes
  • Dimension, Shape and Position
    • ISO 2768-1 General Tolerances – Part 1: Tolerances for Linear and Angular Dimensions without Individual Tolerance Indications
    • ISO 2768-2 General Tolerances – Part 2: Geometrical Tolerances for Features without Individual Tolerance Indications

Storage System

We have implemented an efficient storage system to effectively manage our inventory, track its location within our warehouse, and monitor its movement in and out. By maintaining well-defined partition areas and implementing strict storage protocols, we ensure that our products remain in optimal condition and are ready for loading and delivery at any time. To achieve this, we have divided our warehouse into distinct sections to facilitate seamless management and delivery processes.

Raw material area

Inspection waiting area

Finished products area

Waste area

Quality Control System

To ensure the quality and performance of perforated metal sheet, it is essential to implement a comprehensive Quality Control (QC) system. The following are key aspects that should be tested and monitored within a QC system for perforated plate.

Hole size inspection

Chemical composition test

Width inspection

Length inspection

Hole distance inspection

check holes quantity per inch

Packing System

The packing system is of great importance in maintaining the finished products in good condition, as proper packing can significantly reduce product damage during transportation. By using appropriate packaging based on their specific requirements, we can maximize the protection of goods and ensure they arrive in perfect condition.

Waterproof rain cloth protection

Plywood wooden cases

Steel pallet packing

Delivery System

Delivery is very important for both our customers and us. We adopt multiple logistic method and cooperation companies to get the discount and fast delivery rate as well as customs clearance. All our workers are professional to help you decide the appropriate logistic and we will track goods state in time.

  • Delivery – Early Stage
    Logistic Planning

    We have professional sales to help you plan suitable logistic line and appropriate logistics routes and modes according to your order. All sales are trained with professional export and logistic knowledge to ensure error-free communication with customers. All newcomers within 1 year will be led by experienced veterans to ensure error-free.

    4 workers are accepting transportation knowledge training.
    Versatile Options

    With many years of export experience, we have several long-time courier agents who always find us the best shipping solutions (fast time, discounted shipping rates, smooth customs clearance)

    The logos of 4 transport companies
    Rapid Delivery

    All products are manufactured within the designated delivery time frame and dispatched as soon as shipping logistics have been confirmed. Our transportation system is highly efficient, ensuring rapid access to airports, ports, and logistics hubs.

    Perforated metal products are packaged with blue waterproof rain cloth for delivery.
  • Delivery – Tracking

    Once the goods are sent out, we will follow up the logistics status and communicate with the customer in time, so that the customer can grasp the logistics dynamics and be informed of the arrival of the goods in the first time.

    Sea freight tracking

    Air freight tracking

    Express freight tracking

After-Sale System

Responsible after-sale system help to gain customers' trust and reliance. Our after-sale system contains Quality warranty, technical support and fast compensation.

  • Quality Warranty

    All our wedge wire screen products are qualified and strictly tested. You can use them without any worries. We have confidence of product quality and believe them performs well for your projects.

  • Technical Support

    We will provide technical resources such as brochures and videos to assist with installation and maintenance. Other helpful information will also be included for optimal usage.

  • Fast Compensation

    All compliant will be treated seriously. Provide proof such as photos and videos. We'll handle the complaint and offer solutions promptly.