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environmental system,ranking | occupational health three system certification,ranking | level 2 integration management system certification is a secondary enterprise for standardizing production safety. one of the eight industrial enterprises in the country's energy efficiency promotion demonstration projects recognized by the ministry of industry and information technologypeople | ningbo jack long precision co., ltd. (original name: ningbo jack long valve co., ltd.)ranking | ningbo jack long precision co., ltd. was founded in august 1998 and is a subsidiary of ningbo jintian copper industry (group) co., ltd. the company specializes in the production of various types of copper valves, cast steel cast iron valves, gas valves, hvac valves, plumbing and sanitary ware, water meter and various pipe fittings. it is a high-tech enterprise integrating r&d, manufacturing, sales and service. its products are widely used in water supply and drainage systems, gas systems, urban heating, hvac and product supporting fields.people | weiqiang group was established in 1991 and has copper materials, plumbing and sanitary ware, electroplating, zinc alloy die casting and other sectors. it has 8 companies including weiqiang copper, weixiang sanitary ware, regal hardware, and other factory areas reach more than 400,000 square meters. there are 1,800 employees and 300 professional technical teams.ranking | play this videopeople
yingkou green manor rice industry co., ltd.recent collection