Founded in 1987, Zhejiang Zhongli Group Co., Ltd. has four subsidiaries. After nearly 30 years of unremitting efforts, it has become a private technology enterprise integrating the design, research and development, manufacturing, sales and technical consulting services of hardware locks, new energy materials, riding equipment and other products. In the course of development, the company pays attention to scientific research and development, technological transformation and management innovation. It has built a municipal post doctoral research pilot station, has more than 100 national patents, and designs and develops nearly 100 new products annually. The company has passed ISO9001 quality management system certification, ISO14001 environmental management system certification and GB / T28001 occupational health and safety management system certification. The company participated in the formulation of national standard GB 21556-2008 "general technical conditions for safety of locks", and was responsible for the revision of industry standard qb1001-2006 "bicycle lock". The company has been awarded "China's top ten lock kings", "national inspection free products & quot;," China Productivity Promotion Award "," Zhejiang enterprise technology center "," Zhejiang famous brand products "," Zhejiang famous trademark "," Zhejiang industrial and commercial enterprise credit AAA class contract abiding and credit unit "and so on. The company's products focus on safety and environmental protection, strictly control the indicators of safety and environmental protection from the source and process to ensure that the products comply with the European Union RoHS directive and reach regulations, and users can use the company's products at ease. More than 70% of our products are exported to more than 50 countries and regions such as Europe, America and Japan, and are sold well in more than 50 cities in China.