pm3.0 The inside places 4.0~6.0 Outside place 4.0~6.0   Add：southern segment No.809,huancheng west road ningbo city ,china Add：jiang bei renming road 105,A-206 of dashidai writing building,ningbo chaina TEL：0574-87499061 TEL：0574-87359567 PC.：315012 PC.：315020 Contactor : Mr shao jiman FAX：0574-87358789 M.T: 86-13034669550 Contactor: Mr shao jiman   M.T: 86-13034669550