... management system profile: Our company is QINGDAO LONGYU TIMBER CO.LTD and located in Qingdao Shangdong province China .We mainly ... ,pine plywood,paulownia blockboard,china fir blockboard,construction formwork,melamine plate,Malacca imported materials blockboard etc. The glue grade ... have :E0.E1.E2, MR, Melamine; they apply to :interior and exterior decoration,building template, ...