
Henan Ruifeng Machinery Co., Ltd.

Shenzhen Dawen Technology Co., Ltd.

Guangzhou Aibaiyi Biotechnology Co., Ltd.Guangdong Sheng, China

Leybold Optics Verwaltungs GmbH

Tianjin Xiangjiang Printing Co., Ltd.

AorTech Biomaterials Pty Ltd.Australia

Suzhou Ideal Eye Hospital Co., Ltd.

Kasanova SpALombardia, Italy

MDT Co., Ltd.

Suzhou Qingtao New Energy Technology Co., Ltd.

Arredi Tecnici Villa Spa

Servicio Cantabro de SaludSpain