What brand of valve is gd-tech?

There are no valves of gd-tech brand. Gd-tech is a brand of computer software, which belongs to Guangzhou Everbright Technology Development Co., Ltd. It is a high-tech enterprise with application software development and computer system integration as its main business. It has passed double soft certification and provided customers with all-round services including analysis, design, integration, implementation, evaluation and maintenance support. In the past few years, we have provided complete solutions for customers in education, government and other fields by using our own technical advantages and rich industry experience.