... factory; 1. materia and finish: chrome plating ZDC housing, handle and button; zinc-plating steel cam and pressure-panel;2. the default ... box, fire hydrant box, outdoor cabinet, telecom, vending machine, panel box.5. production ability: 10000sets/month we, JINCHENG DIE CASTING ... product details, follow the quality system of international standard and strictly check on every process. we can finish all ...