Pyridine
Chemical Intermediates
Providing comprehensive intermediate solutions led by pyridine for fine chemicals
Contact UsPharmaceutical Intermediates
Providing reliable intermediate products and services for pharmaceutical R&D and production
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Pyridine
Piperidine
2-Methylpyridine
3-Methylpyridine
4-Methylpyridine
2,2'-Bipyridine
2,3-Dimethylpyridine
3,5-Dimethylpyridine
2-Chloropyridine
2,3-Dichloropyridine
Tetrachloropyridine
Pentachloropyridine
2-Cyanopyridine
3-Cyanopyridine
4-Cyanopyridine
2-Vinylpyridine
Ethylamine
Diethylamine
Triethylamine
Dichloronicotinic Acid
Diketene
Methyl Acetoacetate
Propanol
Propionaldehyde
Propionic Acid
Formaldehyde
Acetaldehyde
Crotonaldehyde
Crotonic Acid
4-Dimethylaminopyridine
Rifamycin S Sodium
Rifamycin S
Rifamycin O
Agrochemical Intermediates
Providing stable and reliable intermediate solutions for pesticide formulations and technical material production
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Pyridine
Piperidine
2-Methylpyridine
3-Methylpyridine
4-Methylpyridine
2,2'-Bipyridine
2,3-Dimethylpyridine
3,5-Dimethylpyridine
2-Chloropyridine
2,3-Dichloropyridine
Tetrachloropyridine
Pentachloropyridine
2-Cyanopyridine
3-Cyanopyridine
4-Cyanopyridine
2-Vinylpyridine
Ethylamine
Diethylamine
Triethylamine
Dichloronicotinic Acid
Diketene
Methyl Acetoacetate
Propanol
Propionaldehyde
Propionic Acid
Formaldehyde
Acetaldehyde
Crotonaldehyde
Crotonic Acid
Solvents
Meeting solvent demands in pharmaceutical, agrochemical and new material production with consistent quality and precise control
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New Materials
Providing stable and sustainable intermediate chemical products for new material industries
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Our Footprint
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Diketene Synthesis & Cold-Chain Supply Integration | Hongda Group
Examine how Hongda Group bridges captive acetic acid cracking, DCS dimerization, on-site derivatives, and cold-chain logistics to safeguard downstream synthesis campaigns.
More
pyridine-properties-and-industrial-uses
Explore Pyridine (CAS 110-86-1) properties, reaction chemistry, pharmaceutical and agrochemical applications, safe handling, and bulk supply specifications.
More
Diketene Synthesis & Cold-Chain Supply Integration | Hongda Group
Examine how Hongda Group bridges captive acetic acid cracking, DCS dimerization, on-site derivatives, and cold-chain logistics to safeguard downstream synthesis campaigns.
pyridine-properties-and-industrial-uses
Explore Pyridine (CAS 110-86-1) properties, reaction chemistry, pharmaceutical and agrochemical applications, safe handling, and bulk supply specifications.
Academician Zheng Yuguo and His Team Visit Hongda Group
On October 17, 2025, Hongda Group welcomed an important visit. Academician Zheng Yuguo, a leading authority in China’s biotechnology field, led his team to the Group for an exchange and held a productive discussion with Chairman Shi Liliang on strategic cooperation. The visit brought a forward-looking academic perspective to Hongda and created new consensus and […]
Shandong Hongda Bio Honored on Linyi’s Phoenix Gold Ranking
Spring brings new momentum and fresh opportunities. On February 25, Linyi held its much-anticipated “First Conference of the New Year”—the city’s Private Economy Conference and the third Linyi Entrepreneurs Conference. The event released the third Phoenix Ranking of outstanding enterprises. Shandong Hongda Biotechnology Co., Ltd. was honored on the city’s Phoenix Gold Ranking for its […]