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JOHNSWELL Inc. and Kunshan ECOPRO Co., Ltd. were founded with investment from Mr. David Jong, the founder of JENN FENG GROUP. Boasting 40 years of expertise in tool manufacturing, JOHNSWELL Inc. & ECOPRO Co., Ltd. holds a multitude of patents and international certifications. Specializing in OEM manufacturing for renowned brands, the company has also capitalized on its extensive experience to e...