Baotou wan long heng run insulation engineering co., LTD signed the contract of Qingdao haixi plastic machinery co., LTD 90-500 production line on March 8, 2020. Our company has worked hard to achieve the best performance and provide the best service during the epidemic. As an old customer of Qingdao haixi plastic machinery co., LTD., baotou wanlong hengrun insulation engineering co., LTD., thank you for your trust and support. Our company will load the car and deliver the goods on March 29, 2020 to give the customer a satisfactory answer. Then our company's debugging staff also set out to install and debug your company, in order to meet the needs of customers, urgent production of the tube, your company's support and satisfaction. Our company to provide customers with the best service, customer satisfaction is our company's unremitting pursuit.