MBK Partners, a private equity group set up by former employees of the Carlyle Group of the US, will invest 100 million US dollars for a 30 to 40 percent stake in DHI-DCW, one of the largest heavy machinery makers in China, Forbes reported, citing the South China Morning Post. Others interested in bidding for the Dalian-based machinery maker are CCMP, a fund established by former JP Morgan employees, and Morgan Stanley, according to the report. DHI-DCW was also reported to be planning a Hong Kong listing to raise about 700 mln hkd next year.