Shenzhen Jingkehui Electronic Co., Ltd. with more than 10 years of manufacturing experience is a professional healthcare product manufacturer located in Shenzhen, China. As the 10+ year Golden Supplier on Alibaba, www.szjkh.en.alibaba.com. Shenzhen Jingkehui Electronic Co., Ltd. designs and produces many popular items, some of which are the #1 best seller on Amazon. Our manufactured healthcare products, such as Transcutaneous Electrical Nerve Stimulator (TENS), are of critical importance and necessity to meet or exceed the requirement of safety and effectiveness, including the 510(k) clearance issued by the Food and Drug Administration (FDA) in the US, Medical CE, ISO13485, and ISO9001 certifications. These advanced product quality management systems help us win trust and opportunities from different countries around the world, and establish long-term and strategic business relationship with many famous companies worldwide.. One of our leading products is the TENS, a Class II medical device for pain relief and muscle stimulation. With the Premarket Notice and Medical Device License issued by countries worldwide, our manufactured TENS devices are dominating the market in many countries in terms of high quality, cute design and practicability. In spite of that, we annually release several new products to meet the latest need of the market. Our great mission is to pursue high quality coupled with great service. With the confidence to surpass our customers demands, we sincerely welcome customers from all over the world to visit us