Guiyang National High-Tech Industrial Development Zone has been rated No 1 in May's provincial business attraction assessment.
Yin Yunfeng, president of Chongqing Yuncheng Internet Tech Co, has led a research team in a visit to Guiyang.
Eight local big data enterprises signed agreement contracts with investment institutions during the Big Data Expo Investor Conference.
Between January and April this year, Guian New Area cumulatively attracted new investments worth 7.73 billion yuan.
Guiyang and Guian have been increasing the pace of their integrated development in recent years, turning the areas into a "promised land" for investment and innovation as well as business start-ups.
The first quarter of 2021 has seen six new infrastructure construction companies successfully brought into Guiyang's Economic and Technological Development Zone.