FENLI is a premier manufacturer of high-performance therapeutic hardware, operating a state-of-the-art 20,000-square-meter facility equipped with automated CNC machinery and robotic assembly lines. Our Deep Tissue Massage Hammer features high-torque brushless motors and precision-ground steel drive shafts built to deliver high stall force without mechanical lag. Every massager undergoes multi-stage quality control, including continuous load endurance testing, acoustic isolation tuning under 48 decibels, and strict electrical safety validation. Producing over 50,000 units monthly, FENLI provides complete OEM and ODM partnerships for global medical and sports brands. From customized housing designs and high-density metal heads to bespoke electronic drive tuning, we deliver turnkey solutions backed by ISO9001, CE, FCC, and RoHS certifications.