Home
About
Company Profile
Development History
Corporate culture
Product
Electronic materials
Curing type
Accelerator type
Epoxy type
Special Category
Electroplating category
Flame-retardant type
Pharmaceutical intermediate
Cosmetic ingredients
Solution
Qualifications
ISO Quality Management System
Invention patent
Blog
Company News
Industry News
Recruitment
Talent Philosophy
Positions Available
Contact
Step into Yuanshu Pharmaceutical to learn more about our latest developments.
Warmly celebrate the strategic partnership between our company and Zhenjiang Derui.
In the golden autumn of October, we received excellent news: our company has entered into a strategic partnership with Zhenjiang Derui Pharmaceutical. Going forward, we will be able to meet the order demands of both new and existing customers with significantly expanded production capacity!
10
2018
/
Warmly celebrate the launch of sales for our company’s exclusively developed product, Anthrone (CAS No.: 90-44-8)!
Recently, our company’s laboratory has exclusively developed anthrone (CAS No.: 90-44-8), which is now available for nationwide sale. Please feel free to inquire!
15
08
Yuan Shu has successfully obtained an invention patent for a method to reduce the total chlorine content in epoxy resins.
07
Yuan Shu has successfully obtained an invention patent for a method of preparing lithium bis(fluorosulfonyl)imide using aromatic methylamine.
01
06
Yuan Shu has successfully obtained an invention patent for a method of synthesizing lithium bis(fluorosulfonyl)imide using hydrazine.
20
04
Yuan Shu has successfully obtained an invention patent for a method of preparing lithium bis(oxysulfonyl)imide using phthalimide.
09
Yuan Shu has successfully obtained an invention patent for a method to prepare lithium bis(oxysulfonyl)imide via the aromatic methyl‑substituted azo coupling reaction.
Yuan Shu has successfully obtained an invention patent for a phenol derivative of closo‑carborane and its preparation method.
14
2017
11
Warmly celebrate our company’s successful certification under the ISO 9001 quality management system.
To further standardize the company’s production, research, and sales processes, effectively manage risks, enhance investment returns, and establish a model of standardized operations and disciplined management, our company initiated the implementation of the ISO 9001 quality management system in July 2017. Following successful certification and audit by the China Quality Certification Centre, we were awarded the ISO 9001 quality management system certificate on August 28, 2017.