Luyunjia Chemistry Xiamen Limited is a high-tech company specializing in R&D and manufacturing of photoinitiators monomers and oligomers, UV absorbers and pharmaceutical intermediates， and pharmaceutical intermediates of generic drug. Also we have the most advanced technology on plating, we offer free technology support, and has a high energy researching team, services to world-wide famous enterprise.we are concerned about the human introduction and the development of management system. All of ...