San Diego's RuiYi Raises $15M for Pipeline of Biologic Therapeutics Xconomy San Diego-based RuiYi said has raised $15 million to advance its lead biologic drug candidate in China, and to expand its technology for generating additional monoclonal antibodies that represent a potential new class of biologics for treating a ... RuiYi banks $15M from A-list backers to amp up Chinese R&D DHL Shows that No Business is too Small to Go Global |