About Us

Hangzhou Keying Chem Co., Ltd. Is a comprehensive enterprise, dedicated to the development, production and marketing of chemicals. As a technology innovative and service professional enterprise, Our company mainly engages in global pharmaceutical, chemical and biological service.

The products includes fine chemicals, food / feed additives, APIs, pesticides, dyes and pharmaceutical .

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Custom Synthesis

Keyingchem are also dedicated to provide Custom Synthesis and Contract Research services to industrial and academic entities on a short or long-term basis.

We prides on our excellent team of well-known engineers, technological persons and young professional staffs to research and develop new process. In our lab. and pilot-plant, compounds can be manufactured in the quantity from a few grams up to hundreds of kilos and beyond .

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Superior products

2H-INDOL-2-ONE, 6-AMINO-1,3-DIHYDRO-

150544-04-0

2H-INDOL-2-ONE, 6-AMINO-1,3-DIHYDRO-

3-Bromo-5-fluoropyridine

407-20-5

3-Bromo-5-fluoropyridine

2-Hydroxy-4-methoxybenzaldehyde

673-22-3

2-Hydroxy-4-methoxybenzaldehyde

1,4-Cyclohexanedione

637-88-7

1,4-Cyclohexanedione