1. chav ua noj txee, chav ntxhua khaub ncaws.Lub tsev sab nraum zoov phab ntsa board, sab hauv tsev kho kom zoo nkauj board, muab faib board nyob rau hauv chaw ua hauj lwm thiab lub tsev.
2.Partition nrog hollow tsim.Architectural decorations thiab upholstery.
3.Screen printing, pav ca hnyav printing, engraving, billboard thiab exhibition zaub.