SHAANXI DAYU CHEMICAL CO., LTD
SHAANXI DAYU CHEMICAL CO., LTD
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About DAYU

Dayu Chemical is a comprehensive chemical manufacturing company integrating scientific research, manufacture and international trade of types of chemical raw materials of the less lethal technology and ammunition. We can supply more than 30 kinds of chemical raw materials including CS gas powder, CS liquid solution, PAVA, OC liquid and raw material of pyrotechnic such as Magnesium Powder, Aluminum Powder, etc. The annual production capability of CS powder is 400 ton/year.


As a professional international chemical material supplier, the company is equipped with advanced LCMS, HPLC, GC and other chemical analysis instruments. And a complete chemical quality control system has been established to ensure production is efficient, steady and controllable. The company has passed ISO9001 chemical quality management system certification.


  • 8 doctors can do Custom chemical synthesis

  • Standard chemical experimental operation equipment

  • Perfect chemical intellectual property protection

  • Synthetic chemical route design and optimization

  • Over 95% chemical purity, gram to ton scales

  • Chemical analysis spectrum and chemical synthesis route report


Company Profile

Company Profile

SHAANXI DAYU CHEMICAL CO., LTD was founded in 2006, is the wholly-owned subsidiary of DAYU GROUP, located in Xi'an, Shaanxi Province, China. Xi'an is famous as one of the four great ancient civilizations and the beginning of the "Silk Road".


Dayu Chemical is a comprehensive chemical company integrating scientific research, manufacture and international trade of the chemical raw materials of the less-lethal technology and ammunition. We can supply more than 30 kinds of chemical raw materials including CS gas powder, CS liquid solution, PAVA, CN powder, CR powder, OC powder, OC liquid and raw material of pyrotechnic such as Magnesium Powder, Aluminum Powder etc. The annual production capability of CS powder is 400 tons/ year.

The company is equipped with advanced LCMS, HPLC, GC and other analysis instruments. And a complete quality control system has been established to ensure production is efficient, steady and controllable. The company has passed ISO9001 quality management system certification.


8 doctors can do Custom synthesis:

  • Standard experimental operation equipment

  • Perfect intellectual property protection

  • Synthetic route design and optimization

  • Over 95% purity, gram to ton scales

  • Analysis spectrum and synthesis route report


Our production base, located in Xi'an, which is about 10000 square meters with advanced and efficient production lines, imported equipment for experiment and R&D center.

Dayu is a leading chemical material supplier, and currently Dayu chemical has already exported to more than 20 countries all over the world. And we have established long-term cooperative relationships with many military suppliers. We strive to develop into a well-known modern enterprise group with international competitiveness and sustainable vitality. We regard "dedicating for a safer world" as our tenet. We hope to cooperate with more customers for mutual development and benefits.


Company Culture

  • Resource Guidelines
    Resource Guidelines
    • The company provides opportunities for the development of employees, and employees contribute to the development of the company;

    • The company is always with every employee who strives to improve;

    • The company is responsible to its employees, and employees are loyal to the company;

    • Grassroots employees must have a sense of responsibility, middle-level employees must be self-motivated, and senior employees must be enterprising;

    • Give and get are equal, rights and responsibilities are corresponding, and hard work is accompanied by opportunities;

    • Trust is the prerequisite for efficiency if it is not doubtful about employing people or not using suspects; strengthening supervision is the guarantee of trust;

    • Respect talents, but do not accommodate talents;

    • For an enterprise to develop, its personnel must be constantly adjusted. Survival of the fittest is a process of continuous updating.

  • Employee Code of Conduct
    Employee Code of Conduct
    • I am a company, and my words and deeds represent the image of the company;

    • Advocate professionalism and adhere to professional ethics;

    • Do your job well and act regardless of your face;

    • Be a simple person and work hard;

    • Adhere to seeking truth from facts, facts speak louder than words;

    • No effort, no gain, cleverness can never replace hard work;

    • Employees who pursue returns all day often get nothing;

    • Less complaining, more understanding; less misunderstanding, more communication;

    • Recognizing mistakes is the beginning of correcting them, and facing yourself is the beginning of improving yourself.


  • Working Standards
    Working Standards
    • There is a system implementation system, there is no system to establish a system, and the system is constantly improved in practice;

    • To deal with things and not to people, treat things rationally, and emotional factors should never affect the handling of things;

    • The subordinates obey the superiors, execute them first, and then put forward different opinions; power represents responsibility, and leadership errors must be responsible for the consequences;

    • You can report by skipping the level, and you can't skip the instruction; you can check it, but you can't command it;

    • It doesn't count if you say it, it doesn't count if you do it, it counts when you do it well;

    • Only by doing things conscientiously can you get things right, and doing things with your heart can do things well;

    • Only by doing small things can you accomplish great things;

    • Only with good motivation can there be good results;

    • Safety is in mind, and companies care about you.


  • Staff Rules
    Staff Rules
    • Coming to and from get off work on time, not late, not leaving early;

    • Love your job, strive for actual results for the work you are responsible for, without delay or backlog;

    • Obey the arrangement of superiors and abide by all the company's rules and regulations;

    • Be loyal to your duties and keep business and technical secrets;

    • Take good care of the public property, do not waste, and do not damage the public and private;

    • Unity and friendship, abide by laws and regulations;

    • Dress appropriately, don’t wear slippers or fancy clothes at work;

    • Earnestly study professional technology, work hard to do your job well, and ensure the normal operation of the company's production and operation;

    • Pay attention to corporate image, strive for honor for the company, and do not do anything that will damage the company's reputation.


  • Corporate Philosophy
    Corporate Philosophy

    People-oriented, teamwork, learning from others, harmony and win-win

  • Marketing Concept
    Marketing Concept

    Win the market with high-quality products, provide customers with satisfactory services

Our History

  • 2014

    SHAANXI DAYU CHEMICAL CO., LTD. was established in 2014


  • 2015

    We are engaged in the export of chemical raw materials

    Entered the Southeast Asian market in 2015 and achieved excellent results.


  • 2016

    Developed the Indian market and successfully developed into a strategic partner with a local company


  • 2017

    In September, cooperated with Algeria in the OC powder project-successfully developed the European market in the same year


  • 2018 - 2019

    We have gradually expanded the Indonesian and Singapore markets, and signed strategic partnerships with European and Greek companies.

    At present, our partners and customers are all over the world!


Honor Certificates

Quality Control

  • Improved raw material procurement controls
    Improved raw material procurement controls

    Controlling the purchase of raw materials can effectively eliminate the entry of inferior raw materials, ensure the quality of products, and enhance the market competitiveness of products.



  • Ensure the effectiveness of raw material testing
    Ensure the effectiveness of raw material testing
    • The accuracy of sampling raw material detection begins with sampling, for raw material sampling must meet the standard.GB/T6680-2003《 General Sampling Principles for Liquid Chemical Products and GB/T6679-2003《 General Sampling Principles for Solid Chemical Products,

    • Testing instrument is the soul of quality control in inspection enterprises.

    • Advanced testing standard is the basis of testing

    • The accuracy of the inspection personnel raw material testing depends on professional inspection personnel, in addition to the professional skills training of inspection staff, regular inspection personnel for practical operation and theoretical assessment.

    • Standardized laboratory, laboratory system construction, corresponding file data management, experimental site and equipment, experimental functional area division and management, standardized operation process, environmental protection, etc.

    • SPC process control mainly uses the mathematical statistics method, analyzes the sample data collected in the production process, and analyzes the collected data, so as to achieve the purpose of product quality control.


  • Production quality prevention system for chemical products
    Production quality prevention system for chemical products
    • A series of measures are adopted to prevent errors from occurring and to minimize the risk of errors occurring. It is different from inspection enterprise quality control depends on the inspection of raw materials and products.

    • Poka-yoke There are ten major approaches to error prevention: eradication, insurance, automation, conformity, sequencing, protection, reproduction, grading, warning and mitigation.


  • Control of quality accidents
    Control of quality accidents

    when possible deviations caused by temperature, pressure, pH value, liquid level, flow rate, stirring speed and time are found, analyze the possible results caused by these deviations, carry out a hazard assessment of the results, find the corresponding protective measures, give the solutions and implement them.

    • By designers, production personnel, safety personnel, process personnel, equipment maintenance personnel and other different backgrounds but related to the production process personnel.

    • The analysis is prepared to collect a large amount of information, such as process flow charts, operating manuals, process parameters, equipment parameters, equipment instructions, maintenance, etc.