Fine Chemical Professionals

FINE CHEMICAL

PROFESSIONALS

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Leading pharmaceutical manufacturer in the region ensuring that a healthier tomorrow is right here

OUR ADVANTAGE

Perfect Solutions For Your Business

By deeply listening to the needs of our customers and paying meticulous attention to detail, we are swiftly advancing towards our goals through collaborative efforts and mutual progress.

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Comprehensive Services

Comprehensive Services in terms of stage (from non-regulatory SM to GMP intermediates or AI’s) and scale (from small amounts to large volume productions), all run under customer’s or authorities’ accepted standards.

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Mature Management Systems

Mature Management Systems (Quality and HSE) run by seasoned management, successfully passing various inspections from customers.

IP Protection

IP Protection culture across the company. We understand that keeping IP safe will support our business activities, and how we should actively engage with the IP protection. Patents approved: 19 invention & 8 utility model.

Open Mode of Cooperation

Customers may decide, in agreement with EASTFINE, the level of involvement, from the approval of documents (such as MBRs or change control applications) to the inspection of routine operations (testing, packing, sampling, etc.).

OUR PRODUCTS

Featured Chemicals For Sale

By deeply listening to the needs of our customers and paying meticulous attention to detail, we are swiftly advancing towards our goals through collaborative efforts and mutual progress.

Pharmaceutical Intermediates

Agrochem Intermediates

Custom Synthesis And Sourcing

Can't Find ldeal Chemical Products For Your Industries?

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Our Products Used For

By deeply listening to the needs of our customers and paying meticulous attention to detail, we are swiftly advancing towards our goals through collaborative efforts and mutual progress.

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CNS & Anesthesia

Antiparasitic

Oncology-prostate cancer

Antibiotic

Immuno inhibitor

Anti-resorptive inhibitor

Oncology- CML, GIST…

CNS & Anesthesia/Antiviral

FINE CHEMICAL SUPPLIER

About EASTFINE

Since its establishment in 1995, Hi-Tech Chemistry Corp. has grown from a small factory to a sophisticated chemical enterprise integrating research and development, production, customized synthesis, and international trade.
Our clients span across Asia, America, and Europe. Our diverse employees come from all regions, united by sincerity, respect, and mutual assistance.
Throughout our long-time entrepreneurial journey, we have adhered to the corporate ethos of "Honesty," "Professionalism," and "Collaboration." By providing high-quality products and professional services, we create value for our clients, foster long-term mutual benefit with our partners, establish a straightforward and healthy work environment for our employees, provide a platform for them to showcase their talents, and strive to achieve excellence in our specialized segment, ultimately becoming an outstanding enterprise.
Currently, Hi-Tech Chemistry Corp. wholly owns Changzhou Watson Fine Chemical Co., Ltd.

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System Of Values

By deeply listening to the needs of our customers and paying meticulous attention to detail, we are swiftly advancing towards our goals through collaborative efforts and mutual progress.

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Integrity and Responsibility

At our company, we believe that integrity and responsibility are the cornerstones of our business. We strive to be honest, ethical, and transparent in all our dealings, from the products we sell to the services we provide.

Professional Excellence

We're dedicated to achieving excellence in our field. Our team is continually seeking to improve their skills, knowledge, and performance, so we can offer you the best possible products and services.

Mutual Cooperation

We believe in collaboration and partnership, and we work hard to create mutually beneficial relationships with our customers. We listen to your needs and feedback, and we strive to find solutions that meet your goals and expectations.

Sustainable Development

As a responsible business, we're committed to sustainable development. We make decisions and take actions that consider the environmental, social, and economic impacts of our activities.

Certificates

Latest News

By deeply listening to the needs of our customers and paying meticulous attention to detail, we are swiftly advancing towards our goals through collaborative efforts and mutual progress.

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NEWS

06 09, 2026

The Analytical Chemistry Matrix: Resolving Complex Impurity Profiles in Regulatory Validation of 2-Chloro-4-fluoro-5-nitrobenzoic acid (CAS No. 114776-15-7)

Introduction: The Regulatory Imperative for Stringent Impurity ProfilingIn the contemporary international agrochemical registration landscape, the hurdle for commercializing a new crop protection asset extends far beyond field efficacy. Global regulatory bodies have established exceptionally strict

NEWS

06 08, 2026

Crystallization Thermodynamics and Polymorph Control: Optimizing Solid-Liquid Separation in Bulk 2-Chloro-4-fluoro-5-nitrobenzoic acid (CAS No. 114776-15-7) Production

Introduction: The Physical Chemistry Bottlenecks of Industrial Solid IsolationIn the commercial manufacturing of advanced agrochemical intermediates, the final chemical conversion step is only half the battle. The ultimate efficiency of a multi-ton manufacturing campaign is frequently dictated by th

NEWS

06 05, 2026

Green Agrochemical Engineering: Minimizing Process Mass Intensity via High-Purity 2-Chloro-4-fluoro-5-nitrobenzoic acid (CAS No. 114776-15-7)

Green Agrochemical Engineering: Minimizing Process Mass Intensity via High-Purity 2-Chloro-4-fluoro-5-nitrobenzoic acid (CAS No. 114776-15-7)Introduction: The Environmental Mandate in Modern Crop ProtectionThe global crop protection industry is facing a transformative shift in regulatory compliance

NEWS

What Our Customers Say

Eastfine’s agrochem and pharmaceutical intermediates are world class. I have experienced that their products are extremely trusted worthy. They have good business ethics.

Lisa Lee

CEO

Eastfine is one of the best agrochem intermediates manufacturers . I bought various fine chemicals from Eastfine. The price and the quality they give me is the best . And they are professional as well.

Ada Smith

Operations Manager

Really a good place for agrochem and pharmaceutical intermediates, I am fully satisfied with the product’s price because of its total value for money.

Sarah Johnson

Sales Manager

Perfect Solutions For Your Business

Comprehensive Services

Mature Management Systems

IP Protection

Open Mode of Cooperation

Featured Chemicals For Sale

N,N-Dimethylformamide Dimethyl Acetal

Methyl 3-amino-4-methylthiophene-2-carboxylate

5-Methyl-4-isoxazolecarboxylic Acid

Cyclobutanone

Our Products Used For

CNS & Anesthesia

Antiparasitic

Oncology-prostate cancer

Antibiotic

Immuno inhibitor

Anti-resorptive inhibitor

Oncology- CML, GIST…

CNS & Anesthesia/Antiviral

About EASTFINE

System Of Values

Integrity and Responsibility

Professional Excellence

Mutual Cooperation

Sustainable Development

Certificates

Latest News

The Analytical Chemistry Matrix: Resolving Complex Impurity Profiles in Regulatory Validation of 2-Chloro-4-fluoro-5-nitrobenzoic acid (CAS No. 114776-15-7)

Crystallization Thermodynamics and Polymorph Control: Optimizing Solid-Liquid Separation in Bulk 2-Chloro-4-fluoro-5-nitrobenzoic acid (CAS No. 114776-15-7) Production

Green Agrochemical Engineering: Minimizing Process Mass Intensity via High-Purity 2-Chloro-4-fluoro-5-nitrobenzoic acid (CAS No. 114776-15-7)

What Our Customers Say