Tourbillon technology is well-known as one of the three major complex functions of the world's clocks, and has always been favored by watch fans. However, this technology has been monopolized by Switzerland for a long time, and the price is extravagant. Owning a tourbillon watch is a dream of many watch lovers, but most of them have to give it up just at a glance of the price. With the rapid development of China's watch technology, tourbillon technology has already been broken through, yet it has not been mass-produced until recent years. With the mass production of tourbillon...