Guangdong ZENGRAN PACKAGING &TECHNOLOGY CO.,LTD,it is the producer making the package packing machine at home, the company establishes more than ten years for being been engaged in weighing the mechanical package packing machine , research and development and production and sales poured into machinery and relevant products automatically all the time .The favors of domestic and international famous producers. Pack and weigh the unit field of the packaging and bent on making progress , is devoted to the research and development of the new technology for a long time automatically far, weed out the old and bring forth the new constantly, develop here and there bag , hand of sealing and carry bag , vertical bag , resting the head on type bag , listening to the pots and boxlike bag ,etc. to weigh the packaging aircrew automatically, and weight select plane of leaving, metal detector, many kinds of supplies pack line, send (logistics ) the equipment.