AOLang laser technology co., LTD is mainly engaged in laser processing equipment, laser micro processing systems development, production and sales.

奥朗激光科技有限公司主要从事激光加工设备、激光微加工系统的开发、生产、销售。

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North Glass Technology (Group) Co. , Ltd, is mainly engaged in researching and developing the glass processing equipment as well as deep processed glass products;

北方玻璃技术（集团）股份有限公司主要从事以玻璃钢化技术为主的玻璃深加工技术及设备的研制、开发及玻璃深加工产品。

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Guanghui Machinery equipment Co., Ltd. Shenzhen, dried franchise PCB processing equipment and spare parts.

深圳市光辉机械设备有限公司专营PC B干制程设备及零部件。

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