A&S Carbide Cutting CO., LTD.
A&S Seal Co., Ltd.
A&S Solenoid Valve Co.,Ltd.
A&S Aerodynamic Co., Ltd
Hubei A&S International Trade Co.,Ltd.
A&S Transmitter Co., Ltd.
A&S Transmission Co.,Ltd.
A&S Conveyor Belts CO.,LTD.
Hubei A&S International Trade Co.,Ltd.
A&S WELD MACHINES CO., LTD.
A&S Pump Co.,Ltd
Chengdu WOCO Carbide Industry Co., Ltd.
A&S Air Filter CO.,LTD.
A&S Valve Co., Ltd.
A&S Tire Co., Ltd.
zhuzhou sanli carbide material co., ltd
Danjiangkou Conservancy Calcium Carbide Factory
Boron Carbide (India) Pvt. Ltd.
Nippon Carbides Industries Co. Inc.
Union Carbide Corporation
China Mudanjiang Shunda Calcium Carbide Co.,Ltd.