SCR 10 Standard Rubber (China No. 10 Standard Rubber, Kunming)
No. 10 and No. 20 standard rubber (SCR10 and SCR20)
Source of raw materials: From fresh glue balls, cup glue and glue thread
Quality characteristics: It has good physical and mechanical properties, high tensile strength, good comprehensive properties and better mixing properties.
Purpose: Suitable for the production of various industrial, agricultural, construction and domestic rubber products such as tire inner and outer tires, conveyor belts, rubber sheets, rubber hoses, anti-impact pads, extrusion model joints, etc.

| Company Name | Beijing Weiduoduo E-Commerce Co., Ltd. | Country/Region | China |
| Business Type | Retailer | Company Size | 100 |
| Established | October 1, 2025 | ||
| Address | beijing fengtai | ||
| Main Products | Paper Manufacturing, Textiles, and Paper Packaging | ||
Beijing Wdoodoo E-Commerce Co., Ltd. (hereinafter referred to as “Wdoodoo”) is a core subsidiary of Guolian Co., Ltd. Established in August 2016, the company is positioned as an “Internet+” upgrade platform across the entire industrial chain, covering industries such as papermaking and packaging, smart textiles, industrial starch, recycling and environmental protection, rubber, and robotics. Its business scope includes wood chips, bamboo chips, pulp, base paper, paper rolls, industrial starch, cotton, fibers, plastic bottle flakes, yarns, grey fabrics, rubber, and robots.
The company primarily engages in B2B transactions of raw materials and finished products, supported by cloud ERP and cloud logistics systems. Driven by “aggregated procurement” and “supply chain upgrading services,” Wdoodoo actively promotes the development of an industrial Internet e-commerce ecosystem.
