欧美午夜免费观看福利片,五月天婷综合交清中文字幕,亚欧视频二区,成熟自由性生活视频免费,91av视频在线,久操视频网

ABOUT US

Hangzhou Chemical Co., Ltd. specializes Chemical, production and sales of precision connectors. Its products are used in computers, telecom network equipments, industrial apparatuses, ect. The Company is armed with advanced precision mold manufacturing equipment, high-speed hardware pressing equipment, precision plastic injection equipment, automatic assembly line and inspection/testing devices.The company adheres to the business principle of technology plastic injection equipment