SEMS Enterprise was established in 1991 and is the chairman unit of Putian Shoes Association. In the past three years, it has paid more than 250 million yuan in taxes. It has factories in mainland China, Morocco and Vietnam, serving well-known animal brands at home and abroad. Its annual production capacity exceeds 20 million pairs, and it has maintained double-digit growth for many consecutive years.

SEMS possesses qualifications such as a national-level green factory, a national industrial design center, a provincial-level enterprise technology center, a provincial-level circular economy demonstration enterprise, and a provincial-level industrial tourism demonstration base. It is an outstanding private enterprise in Fujian Province, a leading enterprise in Fujian's industry and information technology sector, and a specialized and innovative small and medium-sized enterprise in Fujian Province. It has participated in the formulation of 3 national-level standards and 2 industry-level standards for footwear, and holds more than 180 patents.

Shuanglian Footwear Co., Ltd., a subsidiary of SEMS, is a local private enterprise integrating design, R&D, production, and trade. Founded in January 2004, it has an independent R&D center and a professional design team. Both Shuangchi Enterprise and Shuanglian Shoes have passed ISO9001: 2000 quality management system certification, CI identification system, and SATRA technology center audits. Equipped with 6 standard molding production lines, it has an average annual output of nearly 3.5 million pairs of shoes and is one of the main partners of internationally renowned brands in mainland China.