Why chose us ?


Naisi Metal Products Co., Ltd. is located in Wenzhou, Zhejiang, the birthplace of small and medium-sized enterprises; The company is a professional manufacturer of valve accessories that integrates design, production, and sales; The product mainly involves the core components of valves - valve balls, valve stems, and valve seats.

The founder and production technology team of the company have been deeply involved in the valve industry for more than 20 years, with rich experience in valve design and production technology, and can solve all customer problems in a one-stop manner; We also welcome OEM and ODM production.

Quality assurance

Trust Because of Profession

Naisi always insists on producing the most professional products in familiar fields. Strict quality requirements are the passport to internationalization of the enterprise, and lean management is the necessary path to catch up with and surpass world-class levels!

 A comprehensive quality assurance system can ensure that the entire design and manufacturing process is supervised and controlled.

Naisi sincerely invites you

Cooperation and win-win situation
Creating the Future Together

The company will serve its customers with high-quality products, good reputation, and low prices. I would like to express my sincere gratitude to the new and old customers who have shown care and support to our company!

Investment hotline: +86-150 5773 5858

our products