Chinese company opened 5% below initial offer price as AI-related stocks enter volatile market Chairman Yuan Yonggang, left, and General Manager Yuan Yongfeng are brothers who lead Suzhou Dongshan Precision Manufacturing. (Photo by Kensaku Ihara) HONG KONG -- Suzhou Dongshan Precision Manufacturing, a Chinese supplier of artificial intelligence server parts, experienced a disappointing debut on the Hong Kong stock market Wednesday as doubts about the AI boom loomed over the sector.