Harbin Longer Science & Technology Exploitation Co., Ltd. was established in 1999, which was originated by scientific researchers of Harbin Institute of Technology. We are located in the HIT National University Science Park. We are a high-tech company that concentrates on auto checking and maintenance equipment's exploring, manufacturing and distribution. We have exploited many new high-tech products with self-intellectual property rights, and have been widely recognized among our worldwide users. We take lead in: Auto Fuel Injector Tester & Cleaner Automatic A/C Refrigerant Recovery/Recycling/Recharge Equipment Automatic Tyre Tester & Inflator Laser Positioning Wheel Dynamic Balancer Vehicle Brake Fluid Safety Tester Longer Science and Technology Co., Ltd is also one of the main authorities for weaving the China National Communication Bureau's industrial standard of Computers and controlled Checking and Cleaning Unit for ...[More] Fuel Injectors. We are also the first one that adopts the product line in the industry. We lay emphasis on new products' research and adopt the strategy of sale in domestic and overseas markets. We have years' experience on researching and manufacturing management, and a scientific research team composed of experts, professors, doctors, masters and senior engineers (with 8 national patents). Longer keeps on introducing new high-tech products to the market, which have been highly praised by experts and industrial companions. At present, our products are widely exported to the third-world countries and regions. Meanwhile, our company sells our products in the markets of the US, Japan, Italy and other countries and regions. There have been many 4S stores having pointed our products as special auto maintenance units. Our aim is to try our best to provide the products with high quality and reasonable price. With the rapid development of auto industry and expanding market, we earnestly expect your cooperation and share the success together.