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      Brand Profile

      Provide professional accessory solutions for customers in the communications, power and mechanical equipment industries.

      Zhejiang Zhongzheng?Lock Industry Co., Ltd. (formerly Wenzhou Haitan) was established in the early?1980s.

      It is a comprehensive?enterprise integrating technology?research and development, industrial?manufacturing, sales and trade. Specializing in the production of high and low voltage?switch cabinet locks, electronic cabinet locks, Bluetooth fingerprint adlocks, smart U-locks, meter?box locks, communication equipment locks, file cabinet locks, hinges and handles, and ther?electrical cabinet accessories.

      Headquartered in Wenzhou City, Zhejiang Province, it has a plant?area of 35000 square meters and more than 300 employees. Products are exported to Europe,America, the Middle East and Southeast Asia, The company has passed ISO9001 nternational?quality system certification; ISO14001: 2004 environmental management system certification; GB /T28001-2001 occupational health and safety management system certification.

      ZONZEN now is the?national high-tech enterprise, leading the industry!

      Smart lock

      Honest, Faithful, Professional, Concentrated

      With the spirit of providing high-quality services to society, Zhong Zheng always adheres to the principle of “quality as the fundamental, technology for development, reputation for survival, and service to win customers".

      We insist on “loyal and sincere” services, take “deeds accord with words” as our concept in doing business, and persist with a “professional and dedicated” attitude toward work in the field we are good at. During these years, we are making unremitting efforts to shoulder the responsibility of “becoming a leader in the industrial locks industry”.

      Cooperation Brand

      We have already cooperated with 1000+ clients.

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      Industry thirty years precipitation

      Brand brilliance

      Founder and Chairman of ZONZEN

      Mr. Chen Chengzhong is the founder of Zhongzheng Lock Industry and the current chairman. He was born in a farmer's families helped their families to work in the farmland when they were very young, did a lot of work, a lot of suffering. More than 30 years ago, he was just a little locksmith in his early 20s, indulging in the world of locks every day, Exploring all the secrets related to the lock eagerly. Since 1983, Since 1983, he has been tied to the lock.it is the 35th year. If you want to ask about his hobbies and interests, then there is no doubt that merely exploring the world of locks.Because the lock is the most reliable and loyal partner for him. What’s more, by virtue with an obsession and enthusiasm for the lock, it affects all employees and "locks" tightly with the employees - From then on. People even called him " Super lock fan"!

      "ZONZEN", as his second "son", has already been famous in the field of industrial locks.This "name" is not only the popularity but also the "credit". During the running time, it was not smooth sailing, and there were many wind waves and reefs. He as the helm makes the company's centripetal force"stronger with simple business philosophy and honest values ."Credit" is not a luxury, but needs a simple like Chen Chengzhong for decades perseverance!

      Taking integrity as the basis of business, integrity to employees, integrity to customers, and integrity to society, this is ZhongZheng lock industry has developed to all the mysteries of today.

      Smart lock

      Qualification Honor

      Won the honor of China High and New Enterprises.

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      Patent Demonstration Enterprise

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      High and New Enterprises

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      Technology Development Center

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      Ouhai Innovative enterprise

      Partent&Certification

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      Occupational Health and Safety anagement sytem

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      environment anagement system certificate ISO1400

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      environment anagement system certificate ISO9001

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      2009 Patent Certificate

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      2015 Patent Certificate

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      2014 Patent Certificate

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