Guangzhou Jingsha Rubber Trading Co., Ltd. Was originally a subsidiary of the state-owned enterprise Guangzhou Rubber Group, Guangzhou Guangxiang Group Jinsha Trading Co., Ltd. It was established in 2006 and was renamed Guangzhou Jingsha Rubber Trading Co., Ltd. After a joint-stock reform in 2009.

Shandong Desenlai(DSL) chemical Co., Ltd was founded by Shandong DAHaimeng chemical (1999), Haimeng New material (2002), Renjiang chemical (2008), Shandong Dahaimeng Chemical(2013) and Shandong Liuzan chemica (2016). We are a comprehensive chemical enterprise developed and integrated production, recycling and domestic and foreign sales. At present, we are not only occupies a wide range of chemical supply market in China, but also has been sold to more than 30 countries all around the world.

Qingdao New Sanda Industry Co., Ltd. is a leading chemical enterprise specializing in the development, production, and global distribution of high-performance industrial additives. With extensive experience in international trade, our products have been successfully exported to over 30 countries across Asia, Africa, and South America, earning recognition for their consistent quality and competitive pricing. Our comprehensive product portfolio includes advanced additives for coatings and paints, rubber and plastic processing, industrial adhesives, water treatment systems, and construction materials.

In 2013, Shanghai Limwell New Material Tech. Co., Ltd. Started the operation in Shanghai, China,

Shandong Kaiyue Chemical Co., Ltd., strategically situated in the vibrant chemical industrial heartland of Shandong Province, stands as a premier high-tech enterprise seamlessly integrating cutting-edge scientific research, large-scale manufacturing, and global commercial distribution. Since our inception, we have remained steadfast in our mission to redefine industry standards within the fine chemical and pharmaceutical intermediate sectors, driven by our core values of technological innovation, uncompromising quality, and integrity-based cooperation. Leveraging the robust industrial infrastructure and multimodal logistics advantages of our location, Shandong Kaiyue Chemical has established a sprawling, state-of-the-art industrial park characterized by modern layout planning and advanced manufacturing capabilities. We specialize in the development and production of high-value metal alkoxides, including high-purity magnesium and lithium alkoxides, as well as specialized organic solvents and sophisticated synthesis intermediates, positioning ourselves as a market leader in these niche segments. Our manufacturing philosophy embraces the "Industry 4.0" revolution, featuring fully automated production lines equipped with Distributed Control Systems (DCS) and Safety Instrumented Systems (SIS). This digital integration allows for precise monitoring of reaction parameters from raw material feeding to final packaging, thereby ensuring intrinsic safety, maximizing operational efficiency, and guaranteeing exceptional batch-to-batch consistency that meets the stringent requirements of top-tier global clients. Innovation serves as the cornerstone of our growth; Our provincial-level technology center is staffed by an elite R&D team comprising industry veterans and PhD experts, supported by a comprehensive array of analytical instruments such as GC, HPLC, and moisture analyzers. We actively foster strategic "Industry-University-Research" collaborations with prestigious academic institutions to accelerate the commercialization of new technologies, particularly in chiral synthesis and green catalysis. Quality is ingrained in our corporate DNA; We rigorously adhere to ISO9001 Quality, ISO14001 Environmental, and ISO45001 Occupational Health and Safety management systems. Our holistic quality assurance protocol spans the entire value chain, ensuring that every product delivering to our customers is of the highest caliber. Consequently, our products enjoy a strong reputation across more than thirty countries and regions, including Japan, South Korea, the United States, and the European Union, finding critical applications in biopharmaceuticals, new energy lithium batteries, and electronic materials. Committed to sustainable development, we invest significantly in environmental protection facilities to achieve eco-friendly operations, striving to build a green benchmark factory. Looking forward, Shandong Kaiyue Chemical Co., Ltd. is dedicated to expanding its global footprint and deepening technical expertise to provide unparalleled chemical solutions to the world.

Hebei Chuanghai Biotechnology Co., Ltd. is a professional chemical products company that is widely praised for providing high-quality, cost-effective chemical raw materials.

Qingdao Xiongxiang Rubber Co., Ltd. Has a history of manufacture for more than 20 years., Our company produce three major categories of products, divided into Tyres products, Rubber air spring products, Rubber Antioxidant products, Our company has advanced modern production equipment and experiments, laboratory testing

Founded in 2008, Qinmu Biochem, whose holding company - Qinmu Fine Chemical Group Co., Ltd. is located in Jinan city, China. Qinmuchem is a comprehensive enterprise integrating R&D, production and sales with two R&D laboratories centers in Jinan city and Yuncheng city respectively, with more than 20 engineers, including 5 doctoral and 15 postgraduate ones, with a total laboratory area more than 3, 500 square meters. The factory is located in Laohekou City, covering an area of more than 40 acres, with a total number of more than 100 employees. The factory has more than 40 pieces of reactors of various sizes and volumes, centrifuges, dryers, 20-meter rectification towers as well as different kinds of imported advanced production equipment and testing instruments. Over the years, the company has been deeply engaged in the chemical market and its customers include many well-known chemical companies around the world, and its products are exported to Europe, North America and the surrounding areas of Asia. Customers such as Novartis, Korea BASF, Japan Darcel and India Gujarat Fluorine Chemical and so on.

Wuxi Bingwang Chemical Factory (general partnership), old name is Yixing Feng Yi rubber auxiliaries factory (Since 1986), it is located in the scenic Taihu lake, Fengyi Industrial park, Guanlin Town, Yixing City( pottery town). The company attaches great importance to product quality and technology development, and actively interacts with research institutes, developing and producing rubber auxiliaries, chemical grouting materials, latex paint and other products.

Hebei Tianao Technology Co., Ltd. Was established in 2023, is a collection of production and processing, customized services, sales, trade as one of the private enterprises. The company is located in No. 158 Yuhua West Road, Qiaoxi District, Shijiazhuang City, the factory environment is elegant, well-equipped, sufficient resources, the company has advanced technology, professional and technical personnel. The company's sales have grown steadily since its inception. The company adheres to the business philosophy of "quality and price, customer first", and is effectively reflected in the operation, and is committed to providing customers with sufficient supply, stable and reliable quality.