Jinan Stone Machine Co., Ltd is one of the largest manufacturers of uPVC door and window machinery, aluminum door and window machinery, aluminum curtain wall machinery, and insulating glass machinery. Since its inception in 1999, the company is aimed at creating environment for the innovation and development of high-quality door and window manufacturing machines. The company has set up R&D center, quality control center, sales department, training department. The senior marketing team, professional engineers, technicians & technical support system forms the unique competitive advantage of our company. As a forerunner in the door-window machine industry in China, and a new high-tech enterprise with independent intellectual property rights, the company has a strong research & development team. After its establishment, the team has designed more than 10 new products, innovated 20 more products, registered 5 patents in China and overseas. The representative products are CNC four-corner welding machine, CNC four-head corner crimping machine, aluminum curtain wall CNC processing center, CNC corner-cleaning machine, vertical insulating glass production line etc. Each machine has reached the international standard. In 2003, our company passed ISO quality certification. In compliance with ISO9001:2000 standard, we ensure the excellent quality of every product.Owing to the hardworking of all the employees, the company has made tremendous progress in its development and expansion. Our annual growth rate reaches 40%. And our domestic marketing network covers over 26 provinces in China. In addition, our products have been sold to over 30 countries and regions around the world including the United States, Canada, Mexico, Russia, Vietnam, India, South America, Middle East, Africa, etc. The companyâs customer service is ready at anytime and anywhere to help. All the members in the customer service team know that service is the lifeline of our company. Therefore our after-sale service concept is not only rooted in the heart of every team member, but also in his/her wholly-hearted work. The company has a Toll Free service number 400-6060607 to provide our customers 24 hour service.The culture of mutual respect, contribution and collaboration is the foundation of the company. Development as the guide, quality as the life, service as the duty. We are not only just running a business. We are also making a commitment, setting up a belief, and carrying out a responsibility.Facing the intensive competition environment, the company depends on its own R&D strengh, elites, after-sale service system, and culture, absorbs global leading process technology for doors and windows manufacture equipment, under the concept of creating international high-end machinery products, to manufacture high competitive and cost-effective door-window machinery.