PMA Group is always mentioned by many people. Because there are all kinds of Graphene heating product in PMA Group, such as Graphene heated waist and hand massagers. Which city does this company located in?

Hefei (/həˈfeɪ/) is the capital and largest city of Anhui Province, People's Republic of China. A prefecture-level city, it is the political, economic, and cultural center of Anhui. Its population was 7,965,300 as of 2017 sampling and its built-up (or metro) area made up of five urban districts plus Feidong and Changfeng counties being urbanized, was home to 6,173,000 inhabitants. Located in the central portion of the province, it borders Huainan to the north, Chuzhou to the northeast, Wuhu to the southeast, Tongling to the south, Anqing to the southwest and Lu'an to the west. A natural hub of communications, Hefei is situated to the north of Chao Lake and stands on a low saddle crossing the northeastern extension of the Dabie Mountains, which forms the divide between the Huai and Yangtze rivers.

The present-day city dates from the Song dynasty. Before World War II, Hefei remained essentially an administrative centre and the regional market for the fertile plain to the south. It has gone through a growth in infrastructure in recent years. Hefei is the location of Experimental Advanced Superconducting Tokamak, an experimental superconducting tokamak magnetic fusion energy reactor.

Hefei is a world leading city for scientific research, with its ranking placed at 20th globally and 6th in China (behind Beijing, Shanghai, Nanjing, Guangzhou and Wuhan ), as tracked by the Nature Index in 2021. The city is represented by several major universities in the prestigious Project 211, including the University of Science and Technology of China, Anhui University and Hefei University of Technology. Notably, the University of Science and Technology of China is one of the top 100th comprehensive public research universities in the world.

Welcome to Hefei, Welcome to PMA Group!