Shenzhen Qianyi Technique is a manufacturer of USB hand warmer with well-equipped testing facilities and strong technical force. With wide range, good quality, reasonable prices stylish designs, our products are extensively used in out door sports use and other industries. Our widely ...

We are specialized in the research, development and manufacture of equipment accessories computer. The products include notebook cooling pad, mobile power supply other for computer which wholly exported to worldwide markets different industrial applications. We also develop a ...

Company profile- most innovative sleep technology Shenzhen Grand Electric Appliance Co., Ltd. was established 2004. We are one of the biggest companies in China, specialized developing and manufacturing warm cool application for sleep, medical therapy car seat based on technology ...