The first Asia manufacture of airtight tent, since 2006 

Does KaiCheng have export licence?
Dongguan KaiCheng Outdoor Products Co., Ltd. always keep inflatable tent show as its service principle. Inquire online! As a Professional Manufacturing Inflatable Products Manufacturer, KaiCheng Is Mainly Engaged in inflatable furniture manufacturer Compared with other products in the same category, inflatable furniture has outstanding advantages which are mainly reflected in the following points. KaiCheng always provides customers with reasonable and efficient one-stop solutions based on the professional attitude.

What is the electret material? 50 -.The common dielectric polarization occurs under the action of the external electric field. when the electric field is removed, the polarization of the dielectric disappears.The electret is a dielectric with a long-term charge. its charge can be a polarized charge that is 'frozen' due to polarization, or it can be a positive and negative charge that is trapped on the surface or in the body.Similar to the permanent magnet with residual magnetism after the steel rod is magnetized, people also call the dielectric with long-term reserved charge Yongdian, which is used to be called electret.In 1919, the Japanese naval University, Taro Kawaguchi, made the electret for the first time.At that time, the Brazilian palm wax was mixed with the same amount of pine, and some beeswax was added to melt to 130 degrees Celsius, plus the electric field of 15 kV per centimeter. after cooling and solidification, the electric field was removed and the electret was made.This

Professional formaldehyde removal company, what is the principle of formaldehyde removal? Due to the diversity of Principles of Professional formaldehyde removal companies,The Catalyst originated in Japan,At first, it was sprayed on the exterior wall of the house,The reaction with ultraviolet light achieves the effect of removing bacteria and preventing mildew.The photo catalyst needs to react with ultraviolet light to achieve its due effect,But when there is no UV light,The effect of removing bacteria is 0%!So,If there is no UV lamp in the indoor environment,There is no effect at all.The UV lamp is baked at home,It will cause damage to the inside of the board and even the human body,It is a method that cannot be used at home.And the light catalyst on the market is generally acidic,When attached to the inside of the plate, it will cause damage to the plate,If the concentration is too high,White spots will appear on the plate.Conclusion: If the company uses light catalyst and ultraviolet lamp to re
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