** Shares of Shuangliang Eco-Energy Systems 600481.SS drop 10% to 9.64 yuan, the biggest one-day pct fall since February 5

** The China-based producer of energy-saving, water-saving and new energy mechanical products says recently signed overseas orders involve no direct cooperation or contract with SpaceX

** The company has not engaged in direct collaboration with SpaceX and serves as a non-exclusive indirect supplier for the project - Co

** YTD, stock up 47.4%, benchmark CSI 300 Index .CSI300 up 1.2%