Ningbo North Lunbo Crown plastic packaging materials Co.,Ltd. Was founded in May ,in the original the Beilun Guanbo plastic mold factory(established in June 1996) is that the restructured it. My company specializes in the production of five gallons of drinking water smart cap beverage cap,matching cap. To ensure the quality of all our food grade PE raw materials. Injection molding equipment and precision molds are sourced in the domestic large and profeddional manufacturer to ensure that most of our products fully automatic non-contact production we have professional products for higher requirements. Ten thousand clean packaging plant to meet customer demand the company with a full-time quality control personnel in the procurement process control.finished product inspection. services. Indentity. Corrective as well as preventive measures such links all have very strict requirements of ISO9001. Control manage and method.