Tianjin Zhongyijian Technology Co., Ltd. is a high technology enterprise established in 2006. Being a professional manufacturer, it is dedicated in designing, manufacturing and marketing of LED products.

Shenzhen Slinya Electronic Co., Ltd., was founded in 2009. As an experienced company specializing in designing, engineering, manufacturing and selling various kinds of procducts, such as accessories of computer and mobile phone, consumer electronic products, networking products and cables, novelty electronic products and various kinds of OEM/ODM products according to customer's request.

Tianjin Ruihe Auto parts Co., Ltd. is the international business division of RICHER Group, dedicated to global promotion and sales of Richer brand products. Building upon the strong technical research and production capabilities of our parent company, we are committed to supplying high-performance exhaust after-treatment products, advanced technical solutions, and professional services to customers worldwide. Our innovation-driven approach, centered on customer needs, ensures continuous optimization of product performance and service experience, positioning Richer as a trusted international brand in the environmental technology sector.

Aost Medical is a growing manufacturer and international supplier of medical products and Laboratory products, covering thousands of products within the medical field. We mainly produce wound dressing ( crepe bandage, first aid bandage, elastic bandage, gauze swab etc), various kinds of medical tubes and bag, Respiratory products, Anesthetic Products, Medical Non-woven medical products, hot water bottle and others products.