It is an interference phenomenon of light. When light passes through the film of soap bubbles, the top and bottom of the film will reflect. The soap film can contain about 150 different layers at most. The messy color combination we see is caused by the unbalanced film layer. The thickest film layer reflects red light, the thinnest reflects purple light, and the middle reflects seven-color light.

-OEM/ODM/OTP service

"The customer provided us with a concept and budget. Then, we will focus on solutions." - Qunsheng Sales Department

-Quality assurance

"We check the products during production and after they are ready for delivery. We also audit the suppliers to ensure quality." - Qunsheng Quality Control Department

-More than 15 years of experience

"We have cooperated with Wal-Mart, Target, Toy R Us and Menez for more than 10 years to produce high-quality products. Quality and service are the most important part of our business" - Maggie Chan (CEO)