Welcome to Yiwu city Cheng pen factory

sincere pen factory ( constant pen) is located in Southeast Asia's largest commodity base -- Zhejiang Yiwu. Years for pen to produce neutral pen, flash pen, ball pens, advertising pens, gel ink pen, flash pen, fluorescent pen refill, supermarket packaging series mainly, to improve the quality of the writing for the mission to create "the constant" brand as the goal and its reliable quality, excellent service, won the trust of customers at home and abroad. Constant promotion of the purpose is: persistent pursuit of the perfect quality, perseverance to create a "constant" in the world, with a new sense of writing to the majority of the pen with a constant.