Sangrompo Autopart Co.,Ltd. We have more than 40 years of experience in measuring various parts in the manufacturing industry of automotive parts. We have high resolution and accurate measurement tools such as three-dimensional coordinate measuring machines (CMM), three-dimensional optical profilometer (VR), surface roughness measuring tool (Surface Roughness Tester), roundness measuring tool (Roundness Tester), contour measuring instrument, measuring the size of holes using air (Air Micrometer) and many other of basic measuring tools. We also have a leak testing machine for pipe or duct type products (Leak Test).