Laizhou changlong chemical machinery co., LTD. - located in the land of longevity - shahe town.Our factory is one specialized is engaged in chemical equipment research, development, design and manufacturing company, has a group of high-level, high-quality professionals, used to adapt to the situation of the international advanced management methods. With strong technical strength, leading technology, excellent product quality and excellent after-sales service, we have won the trust and support of our customers at home and abroad. A leading postion in the same industry. Customers trust and satisfaction with high quality, high technology and quality after-sales service.