Jinan Violet Trade Co., Ltd. is a young but professional international trade enterprise engaging in business of plastics and hardware for insulation & refrigeration. Our main products include high-quality PVC strip curtain, cam lock, door hinge, safety ...

The history of Guangdong Level Intelligent Lock Industrial Co.,Ltd. can be traced back to 1989 with an original name "LangtianHardware Products Factory", the professional manufacturer ofhardware products. New LockIndustrial Co., Ltd. was ...