Specializing In the production of Security seals Shandong Province Qingyun County Junchuang Lock Industrial Co., Ltd has been one of the considerable one-time lock manufacturers in China. It specializes in producing Lead Seals, Plastic Seals, Meter Seals, Cable Seal, Bolt Seal, Padlock Seals, Nylon Cable Ties and also expanded to https://sdjcseal.com/about-us/