Our company's new utility patent for "an efficient optical rainbow film production equipment" has been officially authorized!
On July 1, 2025, "an efficient optical rainbow film production equipment" declared by Hubei Jinzhongde Science and Technology Machinery Equipment Co., Ltd. won the new practical patent authorized by the China National Intellectual Property Administration, which marks that our company has made another important technological breakthrough in the field of optical film intelligent manufacturing.
Optical rainbow film is a high value-added functional film with high brightness, color variation, and interference effects, widely used in high-end industries such as packaging decoration, optical anti-counterfeiting, and electronic display. This patented device achieves higher in mold imaging accuracy, better pattern consistency, and significantly improved production efficiency through structural innovation and process optimization on the basis of tradition.
This equipment combines a multidimensional precision tension control system with a high gloss embossing roller group, and has advanced functions such as high-speed continuous production, automatic correction calibration, and constant temperature control of light embossing, effectively improving the clarity, uniformity, and yield stability of rainbow films.
The successful approval of this patent is another achievement of Jinzhongde Technology's development strategy of "technology driven, quality-oriented", and also provides solid technical support for the company to further expand the market of optical functional film equipment.
We will continue to lead enterprise upgrading with technological innovation, serve customer needs with high-quality equipment, and help domestic high-end film equipment move towards a new level.
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Hubei Jinzhongde Technology Machinery Equipment Co., Ltd
July 1, 2025
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