Ningbo Saishun Plastic & Electrical Appliance Co., Ltd. was first established in 1997. It is a professional enterprise specializing in the research and development, production and sales of electrical connection and protection related products. In 2011, it invested in Ningbo Tongguan Electrical Automation Equipment Co., Ltd., a high-tech enterprise specializing in waterproof and breathable films and new material coatings. The team has also undertaken and completed provincial and municipal new material technology research tasks many times.

The main products include cable waterproof connectors, hoses and hose connectors, drag chains, connectors, waterproof and breathable membranes, new material functional coating materials, etc., which are widely used in communications, photovoltaic wind energy, energy storage, rail transportation, new energy vehicles, electrical machinery, aerospace, electrical electronics and other fields. The products are exported to Asia, Europe, South America, North America and Oceania.

The company takes "new materials + intelligence" as its core concept, and actively deploys technology research and development in new fields such as 5G communications, emission post-treatment, intelligent security, unmanned driving, new energy power protection, and energy storage, and provides continuous and long-term protection for key equipment in the fields of basic communications, automotive industry, electric power industry, energy storage inverter, etc. The company's new material research and development team has been engaged in the research and development of ePTFE and PTC+carbon-based related materials since 2005. After nearly 8 years of precipitation, it has successively developed innovations and applications in many fields, and has applied for a total of 67 patents of various types, including 10 invention patents, and 55 have been authorized; the main products have passed the CE certification and meet the EU ROHS and REACH requirements. Some products have passed the railway EN45545 certification ATEX/IECEx explosion-proof certification. A 45,000 square meter production base has been built in Fenghua Economic Development Zone, with two 100,000-level clean production workshops and some 10,000-level clean production workshops. The processing and production workshops are equipped with various fully automatic precision processing machine tools, fully automatic injection molding, and assembly and testing systems; there are R&D centers in Shanghai, offices and engineering centers in Shenzhen to provide customers with high-quality and low-priced Saishun products better and faster.

Under the development background of "Made in China 2025", Ningbo Saishun has realized the development vision of promoting the improvement of manufacturing and management and operation efficiency in the industrial field through the close integration of technology and industry, and strives to become a leader in basic manufacturing and material technology innovation.