Shenzhen Q&D was founded in 2004 with a registered capital of 56.5318 million yuan and is headquartered in Bao'an District, Shenzhen.

Q&D Circuits specializes in the production and sales of high-end PCB and PCBA related products. It is a well-known reliable provider of "highly difficult, high-quality, High-mix, and quick delivery" circuit boards in the industry. Q&D Circuits has two locations in Shenzhen and Ganzhou. Large production base, with a total plant area of more than 50,000 square meters and a total of more than 1,200 employees, with an annual output of more than 800,000 square meters of various types of circuit boards and more than 150,000 models. Qiangda's circuit business spreads all over the world, with subsidiaries in Hong Kong and the United States, and offices in Beijing, Xi'an, Wuhan, Chengdu, Sichuan, Shanghai, Nanjing, Dalian, Hangzhou, etc.

Q&D Circuits has strong product research and development capabilities, and its products cover various types such as high-multilayer, soft-hard combination, thick copper, high frequency and high speed, HDI, etc. below 50 layers. Q&D Circuits is committed to "building a leading enterprise in the electronic device industry" and "creating value for customers with precise products and creating a future for employees."