All OEM (Original Equipment Manufacturers) in China

Xiamen Hualian Electronic Science Technology Co., Ltd.

Shenzhen KHJ Technology Co., Ltd.

Shenzhen FRD Science & Technology Co., Ltd.

RayVal (Suzhou) Technologies Co., Ltd.

Enner Technology (SZ) Co., Ltd.

DongGuan City Enchuang Precision Metal Technology Co., Ltd.

Aoshikang Technology Co., Ltd.

ADV Heat Exchanger Co.,Ltd

Changsha Xinkang Advanced Materials Co., Ltd

HHGrace Semiconductor Manufacturing Corporation.