1 Beijing Yanshan FUNKEN Precision Machinery CO., LTD and Panasonic Corporation signed a technology transfer contract of Vertiacal feed valve in February 2004.
2 Beijing Yanshan Petrochemical co., Ltd and Beijing Yanshan FUNKEN Precision Machinery co., Ltd and Japan Nakashima signed a joint venture contract. Yanshan Nakashima was established in November 2005.
3 Beijing Yanshan Petrochemical co., Ltd and Taiheiyo Engineering signed a burner technology transfer contract.
