the company' s products range from high quality traditional injection grade phospholipid excipients applied for liposomes and fat emulsions, such as natural phospholipids, HSPC, DSPE-PEG2000, CHO, etc.; as well as protective agents and buffers salts used in vaccines, antibody proteins, antibody-conjugated drugs and other biological formulations, such as trehalose, sucrose, sucrose potassium octasulfate, etc.