Company profile

Zhejiang Lonze Valve Co.,ltd is located in well-known China Pump & Valve hometown Five-Star-Industrial Zone, Oubei Town, Wenzhou City. The company, established in 1989, belongs to Chemical Industry Equipment Corporation, and the member of China City Gas Association. The company covers an area of 4500 square meters and the construction area is 3400square meters. It has become a valve company which integrates researching, manufacturing, designing, sales and after services as a specialized unit.

The company has advanced machine equipment, owns workshops for numerical control, heat treatment, jointing, assembling, testing etc. We also own the workshops for the steam trap, forged valves and API valves etc. Our major products are Free-ball float steam trap, Thermodynamic steam trap, Inverted bucket steam trap, High temperature & pressure disc type steam trap and Adjustable bimetal steam trap, Lever ball float steam trap and gate valve, globe valve, check valve, and din valve etc. The company can produce “American Standard “ANSI”, “Japanese Standard” JIS, “Chinese Standard” GB valve. The valves manufactured by our company are widely applicable to the fields of petroleum, chemical industry, power industry, metallurgy, pharmacy paper making and food with good reputation and reliability from users. It was successively acknowledged as “China well-known valve brand top ten” and “China top quality & best-service brand”.

Recently, our company brought in several professional technique members, established advanced valve R&D center and modern valve, quality-test center and possessed complete quality system that was authorized by ISO90001:2008, the United States institute of petroleum API6D certification, the European Union CE certification, the People's Republic of China special equipment manufacture license (TS).

Lonz is famous for its excellent quality in China. The cooperation insists on the target “excellent quality gains glory, advance wins clients” to create a modern corporation with factual spirit, better quality and consummate services.


  • ELABORATE WORKOue company must elaborately work to meet the customers' requirement in order to achineve the goal of sat isfactory services
  • SCIENTIFIC MANAGEMENTThe company manages the enterprise in scientific method and keeps the enterprise vitality with the best quality and the highest efficiency
  • GOOD FAITH MAMAGEMENTOur company manages in good faith, to win the trust of the customer and develops the market, to increasd sales channel
  • CONSTANTLY MEET CUSTOMER NEEDS AND EXPECTATIONSCustomer needs and expectations are always changing. The enterprise must continue to improve the product and process, to meet customer neesd and expectations


  • Custom services

    Strong custom service capabilities, tailored to the specific needs of customers

    Strong customized service capabilities, tailored to the specific needs of customers, provide a proven solution for all industry conditions.

  • Pre-sale services

    When the customer advisory and assistant, let users' each investment have rich rewards.

    (1) Selection of equipment

    (2) Training technical personnel for customers

    (3) Providing techical consulting or Drawing up suitable construction plan for new,special and diffcult engineering construction.

  • Sale services

    To respect customers.To improve overall values for clients

    (1) Door-to-door service during the period of warranty

    (2) Pre-assessment and acceptance of products

    (3) The customer service system to introduce Lonz

  • After-sales service

    Improve the whole customer valve, without fear of an attack from the rear

    (1) To assist users in their first construction shceme.

    (2) Equipment installation and debugging

    (3) To train personnel on site

    (4) Regular inspection on equipments