E-Plan Co. Ltd.
Tianjin Nengxin Technology Co., Ltd.
Xi'an Yadai New Energy Technology Co., Ltd.
Pro.Com International GmbH
Pressure Products Company, Inc.
Drum Workshop, Inc.California, United States
Kato Construction Co. Ltd.Aichi-ken, Japan
Shugart Corp.
Shenzhen Xinglijia Plastic Technology Co. Ltd.
Alphaflex Industries, Inc.
Anhui Guorun Tea Co., Ltd.
Hangzhou Xiangwai Environmental Protection Technology Co., Ltd.