Shandong Heart Precision Machinery Co., Ltd. (formerly Jinan Huaguo Precision Measuring Instrument Co., Ltd.) is a leading domestic professional manufacturer of precision granite measuring instruments and precision mechanical components, specializing in custom granite machine tool base. The combined factory floor area of our two factories is 380,000 sq. Ft. We have passed ISO9001 international quality system certification.

Our main products include granite flat surface plates, straight edges, square rulers, right-angle rulers, box squares, V-blocks, parallel rulers, trapezoidal blocks, guide rails, crossbeams, worktables, and components for coordinate measuring machines. We also accepts orders for special products produced according to different national standards and for processing based on customer-provided drawings or samples, both domestically and internationally.

We have a professional R&D team and advanced production and testing equipment, including large diamond-coated rope saw, large gantry planers, CNC precision grinders, and CNC milling machines equipped with advanced inspection instruments.

Adhering to the concept of "Integrity casting quality, quality winning the market", we have won high praise from customers over the years. The products are sold to more than 20 countries and regions, including Japan, South Korea, Taiwan, Singapore, Malaysia, and the United States.

The company looks forward to sincere cooperation with customers to create a better future together.