Yunnan Haoxin Aluminum Foil Co., Ltd. belongs to what enterprise?

This is a Sino-American joint venture. At present, China is the major shareholder, mainly managed by Yunnan Metallurgical Group. It can be considered as a state-owned enterprise. The company has more than 300 employees and only one aluminum foil production line, belonging to small and medium-sized enterprises. The wages of workers fluctuate greatly. In 2007 and 2008, there were more than 3,000 ordinary workers. After 2009, the number of ordinary workers exceeded 1000.