Kingdomway: Obtained an invention patent certificate

Zhitong
2025.09.05 08:23

Kingdomway announced that the company and its subsidiaries recently received a patent certificate issued by the National Intellectual Property Administration for an invention titled "A Preparation Method and Preparation Device for 7-Dehydrocholesterol and Vitamin D3," with patent number ZL 2023.1 billion, and a patent term of twenty years. This invention relates to the field of organic synthesis and can effectively improve the yield and purity of 7-Dehydrocholesterol