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TONYU
Dongyu Guangda was established in 2004 as a comprehensive group company specializing in the development, production, sales, and service of electronic component products. With an investment totaling over 25 million yuan, the annual sales revenue reaches 150 million yuan. In May 2009, Guangzhou Dongyu Optoelectronics Technology Co., Ltd. (formerly known as Guangzhou Panyu Chaoyi Electronics Factory) was founded, focusing on the production of infrared component products. The main products include photoelectric switches, infrared emitters, photosensitive receiving diodes, and transistors. The products are widely used in fields such as smart door locks, printers, industrial instruments, measuring instruments, monitoring induction, light curtains, and light gratings.
Product Models
Distributors

Shenzhen Tongshengwei Technology Co., Ltd.

Shenzhen Guangda Optoelectronics Co., Ltd.

Shenzhen Zhaotong Electronics Technology Co., Ltd.

Shenzhen Mingcai Electronic Co., Ltd.

Shenzhen Huahaoxin Electronic Co., Ltd.

Shenzhen Hongmin Electronic Co., Ltd.

Shantou Hongmin Electronic Merchants (Individual)

Shenzhen Huqiu Electronic Co., Ltd.

Shenzhen Chuangkawei Technology Co., Ltd.

Shenzhen Weiguangye Technology Co., Ltd.

Shenghetang (Shenzhen) Electronics Technology Co., Ltd.

Sanqi Corporation

Shenzhen Dajing Technology Co., Ltd.

Shenzhen Zhixinheng Technology Co., Ltd.

Shenzhen Deli Xin Cheng Technology Co., Ltd.

Shenzhen Futian Xinde Optoelectronic Merchants

Shenzhen Yiguangye Electronic Co., Ltd.

Shenzhen Zhengrun Electronic Co., Ltd.

Shenzhen SMIC Equipment Co., Ltd.