The country that uses this product the most is China.
Water jet first appeared in Canada, and the country with the most use of water jet cutting machines is China.
Waterjet cutting machine uses ultra-high pressure technology to accelerate water to a very high speed, and then impacts the object being cut at this speed for cutting. The water jet was first invented by Canadian engineer Peter Francis in 1950. This man discovered that various materials could be cut with ultra-high-pressure water flow, and the cutting accuracy was very high, so he applied for a patent and registered the company, and started the development of water jet cutting machines. Commercial production.