KINGHEART Ratchet screwdriver saves effort, stunning the world

KINGHEART is based on 50 years of plastic mold manufacturing, and has been researched and developed for many years. ``|-Ratchet ultra-saving ratchet screwdriver''. The specially designed hexagonal palm-shaped handle has been verified by the human factors engineering laboratory to increase the rotation torque, speed and reduce at the same time Risk of wrist injury. The excellent operating performance has not only obtained patents in Taiwan, the United States, and China, but also won unanimous praise from users.

KINGHEART Cai Shengfeng stated that the ``I-Ratchet ultra-saving ratchet screwdriver'' is designed and manufactured by MIT. It has a special three-time shaped hexagonal palm handle. It has been tested by the human factors engineering bionic laboratory of the academic unit. When the user holds it, it can play a traditional screw Two to three times the torque of the screwdriver. At the same time, the internal colloidal structure can be used for universal swing, which increases the operating space and angle; absorbs the force during actuation and reduces the burden and consumption of the wrist joints. On the other hand, it reduces the deviation and skew risk of screw drilling operations and improves the reliability of construction. The products are sold in the United States, Canada, Russia, Northern Europe and other places. After personal testing, users are amazed by the high torque and excellent performance of the Qinghan|-Ratchet screwdriver handle.

Like its English name KINGHEART, Qinghan regards designing products with connotation, soul and core value as its professional aspiration. Chairman Cai Qingqin said that the company was founded in 1978 and started with the development of plastic molds. Over the years, it has continued to upgrade equipment and technology. A lot of effort has also been put in to provide product practicality, practicality, appearance materials, market and other suggestions. In response to the increasing business volume, the company expects to expand the new Shalu factory in the middle of 2020, which is a new milestone.