1)2000000pcs/per month 2)lower price with UL,SGS certified 3)advanced equipments 4)short ... cardboard ) --- 250gsm, 300gsm, 350gsm, 400gsmDuplex board with white back --- 250gsm, 300gsm, 350gsm, 400gsmDuplex board with grey back --- 250gsm, 300gsm, 350gsm, 400gsmCraft paper ( ... your satisfactiong. After-sale services: We will deal with your complain on first time , promotional packaging paper bag