1. On August 26, 1996, Shenzhen Kangshuo Digital Production Co., Ltd. was established, mainly engaged in the production and sales of optical fiber patch cords.

2. In 1999, the company was renamed Shenzhen Xundakang Communication Equipment Co., Ltd., adding self-service R&D and production of transmission equipment such as switches and transceivers.

3. In 2000, Huizhou took the land to build its own plant and established Xundakang Communication Equipment (Huizhou) Co., Ltd., and the company's turnover exceeded 100 million.

4. From 2008 to 2012, our company increased EPON R&D investment, and successively obtained: optical network transmission method invention patent certificate, EPON WEB management utility model patent, network 2U rack OLT utility model patent, network 8U rack OLT utility A number of patents and copyright registration certificates such as new patents.

5. In 2014, Shenzhen Xundakang Communication Equipment Co., Ltd. was renamed Shenzhen Guanlian Communication Technology Co., Ltd., independently developed and produced optical transmission equipment, and reached cooperation with many places of broadcasting, mobile, telecommunications, and Sichuan Aipu Network. At the same time, the business scope is promoted to the system integration and security monitoring industry.

6. In 2018, our ONU has FTTH type, FTTB type, power supply type, power receiving type and industrial grade. PON equipment has accumulated 1,000+ actual cases in projects such as monitoring, hotels, schools, and smart buildings.

7. In 2019, we will increase research and development efforts again, and strive to complete the transformation to industrial-grade products, and focus on building the Guanlian brand of industrial-grade PON.