2022 Company Milestones

In 2022, Inner Mongolia Jiuri and Dajing Information successively commenced production.

	Public Two of the company’s brands have been recognized as key brands under development in Tianjin. International independent brand. The company has been included in the second batch of the 2021 list of enterprise industrial design centers being cultivated in Tianjin.
	The National Intellectual Property Administration has granted our company the invention patents entitled “A Method for In-Situ Recovery and Utilization of Alkylamines” and “A Photoinitiator…” 1173 and 184 Patent for “Method of Treating Process Wastewater.”
	The National Intellectual Property Administration has granted our company the invention patent “ 2- Patent for the preparation method of isopropyl thioxanthone. The company’s wholly owned subsidiary, Inner Mongolia Jiuri, has an annual production capacity of… 9250 The material feeding and trial run of Workshop No. 3 for the ton‑scale photoinitiator and intermediate project were successfully completed. The National Intellectual Property Administration has granted our company the invention patent entitled “A…” 1- ( 4- morpholinophenyl) -1- Patent for the preparation method of methyl ethyl ketone.
	The company’s wholly owned subsidiary, Hunan Jiuri, has completed the acquisition of Huaihua Taitong. 100% Acquisition of equity. The company was awarded “ 2021 The title of “Top 100 Fine Chemical Enterprises in China.”
	The National Intellectual Property Administration has granted our company a utility model patent entitled “A Recovery Device for Waste Sulfuric Acid in the Production of Thioxanthone-Based Photoinitiators.” The annual production capacity of the project invested in and constructed by Dajing Information Chemicals (Xuzhou) Co., Ltd., a wholly owned subsidiary of the company, is… 600 The main production facilities for the ton‑scale photoresist‑specific photosensitizer project are now ready for commissioning and have begun phased trial runs with feedstock.
	The National Intellectual Property Administration has granted our company utility model patents for “A Spherical Drying Device for Photoinitiators,” “A Vacuum Exhaust Gas Solvent Recovery Device,” “A Reflux Water‑Separation Reaction Apparatus for Photoinitiator Production,” “A Reflux Liquid‑Liquid Separation Reaction Apparatus for Miscible Components,” “An Extraction and Collection Tower for Photoinitiators,” and “A Device for…” TPO Patent for the material-feeding device used in production. The National Intellectual Property Administration has granted our company patent rights for the utility models “An Alkaline Hydrolysis Apparatus for Producing Photoinitiators,” “A Water-Washing Apparatus for Photoinitiators,” and “A Washing and Collection Apparatus for Photoinitiator Crystals.” The National Intellectual Property Administration has granted our company the invention patent entitled “A Dual…” (2,4,6- Trimethylbenzoyl group ) The preparation method for phenylphosphine oxide, as well as the utility model patents for “A Crystallization Apparatus for a Photoinitiator” and “A Continuous Cooling Crystallization Apparatus for Photoinitiator Production.”
	The National Intellectual Property Administration has granted our company a utility model patent entitled “An Alkaline Hydrolysis Device for the Production of Photoinitiators.” The National Intellectual Property Administration has granted our company an invention patent entitled “A Method for Preparing…” alpha- “Method for Hydroxyketone Photoinitiators” and “A Photoinitiator” 184 Patent for the preparation method. The National Intellectual Property Administration has granted our company patent rights for the invention entitled “A Combined Production Method for Phenyl Dichlorophosphine and Diphenyl Chlorophosphine.”
	The National Intellectual Property Administration has granted our company an invention patent entitled “A Method for Preparing a Photoinitiator.” TPO The patent right for the method of simultaneously producing chlorobenzyl as a byproduct. The National Intellectual Property Administration has granted our company patent rights for the utility model “A Resource‑Recovery Treatment Device for Alkaline Hydrolysis Wastewater in Photoinitiator Production” and the “Photoinitiator Filtration and Washing Reactor.”
	The National Intellectual Property Administration has granted our company patent rights for the invention entitled “A Method for Preparing a Thioanthraquinone-Based Photoinitiator.” The company has been approved to establish a postdoctoral research workstation.
	The National Intellectual Property Administration has granted our company the invention patents “A Method for Preparing Benzoin within a Microreaction Device” and “A…” alpha- Patent for the preparation method of a hydroxyketone bifunctional photoinitiator. The company has been approved. 2022 National Intellectual Property Advantage Enterprise of the year.
	The National Intellectual Property Administration has granted our company patent rights for the invention entitled “An Active Amine, Its Preparation Method, and Its Applications.”
	The National Intellectual Property Administration has granted our company the invention patent entitled “A…” 2,4,6- Patent for the preparation method of trimethylbenzoyl diphenylphosphine oxide. The company was honored by the China Listed Companies Association “ 2022 “Outstanding Practice in Corporate Secretariat” Award for Listed Companies. The National Intellectual Property Administration has granted our company patent rights for the invention entitled “A Method for Preparing a Photoinitiator and Its Product.”