Direct factory supply of validated oligonucleotide active pharmaceutical ingredients engineered for targeted gene silencing, RNA interference, and metabolic therapeutic applications.
The Greater Hanoi capital region—anchored by strategic industrial development hubs such as the Hoa Lac Hi-Tech Park and the Hanoi Bio-Tech Park—is undergoing an unprecedented structural transition. Aligned with Vietnam's National Strategy for the Development of the Pharmaceutical Industry (Vision 2045), local healthcare infrastructure is rapidly evolving from basic formulation of small-molecule generic drugs to high-value bio-pharmaceutical engineering. Central to this strategic transformation is the surging demand for Oligonucleotide Active Pharmaceutical Ingredients (APIs), encompassing small interfering RNA (siRNA), antisense oligonucleotides (ASOs), microRNA inhibitors, and synthetic peptide-oligonucleotide conjugates (POCs).
Hanoi's pharmaceutical research centers, institutional laboratories, and contract manufacturing organizations (CMOs) face distinct operational mandates: securing ultra-pure, chemically stable, and regulatory-compliant nucleic acid raw materials while optimizing procurement lead times across East and Southeast Asian supply lines. Because synthetic oligonucleotides require complex chemical modifications (such as 2'-O-methyl, 2'-fluoro substitution, phosphorothioate backbone linkage, and GalNAc targeting ligand conjugation), sourcing from specialized, large-scale cGMP chemical manufacturers in China has emerged as the definitive supply chain paradigm for Vietnamese enterprise buyers.
The commercial scale synthesis of therapeutic oligonucleotide APIs demands advanced chemical engineering control. Gentolex utilizes state-of-the-art Solid-Phase Oligonucleotide Synthesis (SPOS) and scalable Liquid-Phase Oligonucleotide Synthesis (LPOS) methodologies to manufacture high-yield nucleic acid sequences tailored to global client specifications.
Every oligonucleotide API batch designated for export to Hanoi undergoes rigorous quality control under ICH Q2(R1) guidelines. Our analytical suite utilizes Ion-Pair Reverse-Phase High-Performance Liquid Chromatography (IP-RP-HPLC), Electrospray Ionization Time-of-Flight Mass Spectrometry (ESI-TOF MS), and Capillary Gel Electrophoresis (CGE) to verify molecular weight, full-length sequence integrity (n-mer content), and short-chain failure sequence limits (n-1, n-2 impurities).
Supporting Hanoi's pharmaceutical manufacturers with integrated API solutions and specialized ester excipients required for high-stability drug delivery systems.
Global pharmaceutical sourcing executives operating in Hanoi recognize that securing a reliable, cost-effective API supply chain requires leveraging state-of-the-art industrial infrastructure. Gentolex operates an overall factory construction footprint spanning 250,000 square meters built strictly in accordance with international cGMP standards. Our Smart Factory 4.0 setup integrates automated synthesis columns, continuous inline process analytical technology (PAT), and computerized batch monitoring systems.
We synthesise critical phosphoramidites, nucleoside monomers, solid supports (CPG and polystyrene resin), and coupling reagents in-house. This complete backward integration insulates Hanoi clients from global raw material price volatility and guarantees chemical purity from starting materials to finished APIs.
Oligonucleotide APIs demand strict temperature controls to maintain structural stability. Gentolex provides temperature-validated shipping protocols (ultra-cold dry ice $-80^\circ\text{C}$ or refrigerated $2-8^\circ\text{C}$) directly to Noi Bai International Airport (HAN), expedited through streamlined Vietnamese customs clearance.
Navigating cross-border pharmaceutical procurement involves more than standard transactional logistics. Vietnamese biopharmaceutical clients require robust technical consultation, regulatory documentation packages (DMF, CoA, TSE/BSE, Residual Solvent reports), and custom synthesis flexibility.
Gentolex's dedicated procurement and CDMO services remove operational friction by offering single-point contact management. Whether your institution in Hanoi requires milligram-scale custom oligo synthesis for preliminary bioassays or multigram-to-kilogram cGMP batches for commercial solid dosage and injectable formulation, our international technical team provides full-lifecycle support.
Gentolex’s goal is to create opportunities connecting the world with better services and guaranteed products. Up to date, Gentolex Group has been serving customers from more than 10 countries, specially establishing representatives in key international locations.
An overall factory construction area of 250,000 square meters under international standard to offer flexible, scalable and cost-effective solutions.
Gentolex offers an extensive range of APIs and intermediates for development study and commercial application with cGMP standard from long-term collaborations. Documents and Certificates are supported to customers worldwide.
Our main services focus on supplying peptides APIs and Custom Peptides, FDF license out, Technical Support & Consultation, Product Line and Lab Setup.
For those clients who prefer to avoid the complexity of dealing with multiple points of contact, we provide extra customized procurement services with the most superior and comprehensive supply chain sources.
Our operational footprint expands across strategic international markets. Representative offices established in Mexico and South Africa ensure seamless communication, rapid technical response, and local contractual guarantees for our partners across developing bio-tech sectors.










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Contact Technical TeamAddressing key analytical, technical, regulatory, and supply chain queries from pharmaceutical procurement teams in Vietnam.
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Partner with Gentolex Group for direct factory supply of Oligonucleotide APIs, custom synthesis, cGMP technical validation, and seamless cross-border supply chain integration.
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