We are an enterprise integrating R&D, production, sales and perfect after-sales service. Our products are mainly used in daily chemicals, biopharmaceuticals, food machinery and other fields.

Zhejiang Guoyu leverages its technical expertise and customization capabilities to provide high-precision, safety-compliant automation equipment and solutions for the chemical industry, serving sectors such as coatings, adhesives, fine chemicals, and new energy materials. Below are its key applications and technological strengths in this field: ‌1. Core Application Scenarios‌ ‌a. Coatings and Inks Production‌ Pain Points‌: High-viscosity material filling with risks of residue, oxidation, and inaccurate dosing. - Solutions‌: ‌• ‌High-Viscosity Filling Systems‌: Equipped with screw or gear pumps for drip-free filling of coatings and inks. ‌• ‌Nitrogen Purging System‌: Prevents oxidation to ensure product stability. ‌• ‌CIP (Clean-in-Place)‌: Minimizes residue during material switching, enhancing production line efficiency. ‌b. Adhesives and Sealants Packaging‌ Pain Points‌: Corrosive materials demand durable equipment materials and explosion-proof designs. - Solutions‌: ‌• ‌Explosion-Proof Filling Lines‌: Compliant with ATEX/IECEx standards for hazardous environments. ‌• ‌Corrosion-Resistant Materials‌: Tanks and pipelines made of 316L stainless steel or PTFE-coated surfaces for extended durability. ‌• ‌Vacuum Deaeration‌: Eliminates air bubbles in adhesives to improve product quality. ‌c. Fine Chemical Raw Material Handling‌ ‌Pain Points‌: High-purity chemicals require contamination-free packaging. ‌-Solutions‌: ‌• ‌Cleanroom Filling Systems‌: Equipped with FFU laminar flow units and closed transfers to meet GMP standards. ‌• ‌Micro-Dosing Accuracy‌: Filling accuracy ≤±0.5%, ideal for high-value materials (e.g., electronic chemicals). ‌2. Key Technological Advantages‌ ‌a. Customization Capabilities‌ ‌• ‌Modular Design‌: Rapid configuration adjustments based on material properties (viscosity, corrosivity, volatility). ‌• ‌Smart Controls‌: PLC and HMI interfaces for real-time monitoring of temperature, pressure, and filling volume. ‌b. Safety and Sustainability‌ ‌• ‌Explosion-Proof Certification‌: Equipment certified by the National Center for Explosion Protection (Ex dⅡBT4). ‌• ‌VOCs Capture Systems‌: Reduce harmful emissions to comply with environmental regulations. ‌c. High-Efficiency Production‌ ‌• ‌Quick-Changeover Design‌: Adapts to multiple container types (drums, tubes, cans), reducing setup time by 30%. • ‌‌Remote Maintenance‌: IoT-enabled predictive alerts and diagnostics to minimize downtime. ‌3. Client Case Studies‌ ‌• ‌Global Coatings Manufacturer‌: Customized dual-component filling line for synchronized filling and dynamic mixing, achieving a 40% increase in production capacity. ‌• ‌Battery Material Supplier‌: Inert gas-protected filling system for electrolyte solutions, achieving 99.8% product yield. ‌• ‌Specialty Adhesive Producer‌: Explosion-proof filling line with integrated vision inspection, reducing manual intervention and securing ISO 9001 certification. ‌4. Extended Industry Services‌ • ‌‌Process Optimization‌: Full-chain support from filling process design to facility layout planning. ‌• ‌Legacy Equipment Upgrades‌: Automation retrofits for traditional chemical plants (e.g., manual-to-smart line conversion). ‌Summary‌: Zhejiang Guoyu delivers ‌safety compliance + precision efficiency‌ to the chemical industry through tailored solutions and smart technologies, empowering businesses to tackle complex production challenges, reduce costs, and enhance competitiveness.

Leveraging its technical expertise and innovation in light industrial machinery, Zhejiang Guoyu provides ‌high-sanitation, high-efficiency, and highly flexible automation solutions‌ for the food industry, serving sectors such as ‌prepared foods, beverages, dairy products, condiments, and baking ingredients‌. The company empowers clients to meet diverse production demands and stringent food safety requirements. Below are its key applications and technological strengths in this field: ‌1. Core Application Scenarios‌ ‌a. Prepared Foods and Meal Kits‌ ‌• ‌Low-Temperature Filling Technology‌: - Fully automated weighing, filling, and heat-sealing equipment for -18°C frozen environments, preventing thawing and spoilage. - ‌Anti-condensation design ensures packaging integrity and label durability. • ‌‌Multi-Format Adaptability‌: - ‌Compatible with pouches, boxes, trays, and more, ideal for sauce packets and ready-to-eat meal packaging. ‌b. Beverage Production (Functional Drinks & Craft Beverages)‌ • ‌Aseptic Cold-Fill Technology‌: - Suitable for electrolyte drinks, plant-based beverages, etc., avoiding nutrient loss from heat sterilization. Cleanroom environment meets ISO Grade 5 (Class 100 cleanroom). ‌• ‌Craft Beer Packaging‌:- Small-scale keg lines for PET/metal containers, integrated with CO₂ recovery systems. Residual oxygen control <0.5ppm extends shelf life. ‌c. Dairy and Condiment Processing‌ ‌• ‌High-Viscosity Material Handling‌: - Servo-driven piston pumps for yogurt, jam, and similar products, achieving ±0.5% filling accuracy with zero leakage. ‌• ‌Contamination Prevention‌: -Fully enclosed filling nozzles and pipelines comply with HACCP standards. ‌d. Baking and Frozen Food Ingredients‌ ‌• ‌Powder and Granule Filling‌: - Dust-free filling systems for flour, icing sugar, and other airborne-prone materials, with residue <0.1g per cycle. ‌• ‌Oil and Fat Packaging‌: - Heated pipelines prevent solidification, ensuring ±1ml accuracy for olive oil, cream, and similar products. ‌2. Key Technological Innovations‌ ‌a. Precision and Efficiency‌ • ‌‌Filling Accuracy‌: Liquids ±0.5%, powders ±1g. Supports rapid switching between 5ml–20L formats (changeover time <10 minutes). ‌• ‌Productivity Boost‌: High-speed lines reach 300 bottles/minute (500ml size) with 30% energy reduction. ‌b. Sanitation and Safety‌ ‌• ‌CIP/SIP Systems‌: - FDA-compliant cleaning with residue <1ppm. Supports acid/alkaline solutions and high-temperature water sterilization. • ‌‌Material Compliance‌: -316L stainless steel or food-grade PTFE contact surfaces meet GB 4806 food safety standards. ‌c. Smart and Flexible Production‌ ‌• ‌IIoT Integration‌: - Real-time monitoring of equipment status and filling data, synced with MES for traceability (e.g., batch numbers, timestamps). ‌• ‌Modular Design‌: - Expandable modules (labeling, coding, vision inspection) support small-batch, multi-variant production. ‌3. Client Case Studies‌ ‌• ‌Leading Prepared Food Company‌: -18°C automated filling line increased capacity by 50% and reduced labor costs by 70%. ‌• ‌Functional Beverage Brand‌: Aseptic cold-fill technology extended shelf life to 12 months, enabling entry into EU and North American markets. ‌• ‌Regional Dairy Plant‌: Upgraded high-viscosity yogurt line boosted efficiency by 35%, saving over ¥2 million annually in material waste. ‌4. Value-Added Services‌ ‌• ‌Compliance Certification‌: Assists with global food safety standards (ISO 22000, BRCGS). ‌• ‌Legacy Line Retrofits‌: Automation upgrades for traditional facilities (e.g., semi-auto to full-auto, AI vision QC replacement). ‌• ‌Global Support Network‌: 24/7 spare parts and remote diagnostics via teams in Southeast Asia and Europe. ‌Summary‌: Zhejiang Guoyu delivers a ‌triad of precision filling, food-grade safety, and smart flexibility‌ to drive innovation in the food industry. Its solutions enable clients to ‌enhance productivity, optimize costs, and achieve global compliance‌, positioning the company as a strategic partner for food processing modernization.

Leveraging its expertise in precision machinery and automation, Zhejiang Guoyu delivers ‌high-cleanliness, compliance-driven, and reliable process equipment and solutions‌ for the pharmaceutical industry, covering ‌solid dosage forms (tablets/capsules/granules), liquid formulations, biologics, active pharmaceutical ingredients (APIs), and medical devices‌. The company supports clients in meeting GMP standards, data integrity (ALCOA+ principles), and global certification requirements. Below are its core applications and technological strengths in this sector: ‌1. Core Application Scenarios‌ ‌a. Solid Dosage Manufacturing (Tablets/Capsules/Granules)‌ ‌•‌High-Potency API (HPAPI) Handling‌: - Containment isolators (OEB Level 5) with integrated filling systems, featuring HEPA filtration and negative pressure control for operator safety. - Weighing accuracy ±0.1%, enabling precise dosing of micro-active ingredients. ‌•‌Cross-Contamination Prevention‌: - Modular production lines support rapid product changeovers. CIP/SIP systems ensure cleaning residues <1ppm, complying with EMA/FDA validation standards. ‌b. Liquid Formulations and Biologics‌ ‌‌•Aseptic Filling (BFS/Vials)‌: - Isolator-based aseptic filling lines (ISO Grade 5) for vaccines, monoclonal antibodies, etc., with ±0.2% filling accuracy. - In-process particle monitoring and container-closure integrity testing (CCIT). ‌•High-Viscosity Drug Solutions‌: - Servo-driven piston pumps and heated pipelines for syrups, gels, etc., minimizing bubble formation. ‌c. API Production‌ ‌‌•Closed Transfer and Packaging‌: - Bag-in/bag-out (BIBO) technology to prevent dust exposure, meeting OEB Level 3-4 requirements. - Inert gas protection systems to reduce oxidation risks during API handling. ‌d. Medical Device Packaging‌ ‌‌•Aseptic Medical Device Filling‌: - Automated liquid filling and heat-sealing lines for pre-filled syringes, catheter flush solutions, etc., with residual oxygen control <0.1%. ‌2. Technological Advantages‌ ‌a. Compliance and Data Integrity‌ ‌•‌GMP-Compliant Design‌: - Smooth, crevice-free surfaces with USP Class VI and ASME BPE-certified materials. - Electronic record systems (SCADA/MES integration) compliant with 21 CFR Part 11 traceability requirements. ‌•‌Process Analytical Technology (PAT)‌: -Real-time monitoring of pH, conductivity, and weight to adjust process parameters, reducing batch variability. ‌b. Aseptic and Containment Technologies‌ ‌•‌RABS/Isolator Systems‌: - Grade A laminar airflow protection in critical filling zones, with dynamic environmental monitoring (particles, microbes). ‌- Single-Use Technology (SUT) Compatibility‌: - Supports disposable bags and tubing, minimizing cleaning validation efforts. ‌c. Efficiency and Sustainability‌ ‌‌•Continuous Manufacturing (CM)‌: - Modular designs enable end-to-end production from blending to filling, reducing intermediate storage risks. ‌‌•Energy Optimization‌: - Variable-frequency drives and heat recovery systems reduce overall energy consumption by 25%. ‌3. Client Case Studies‌ ‌‌•Global Biopharma Company‌: Deployed a BFS aseptic filling line achieving 6,000 units/hour, passing FDA inspections. ‌‌•Leading Traditional Chinese Medicine Manufacturer‌: Customized closed granule packaging line reduced cross-contamination risks by 90%, securing updated GMP certification. ‌‌•CMO (High-Potency APIs)‌: OEB Level 5 containment system safely processes >50 tons of toxic APIs annually with zero operator exposure incidents. ‌4. Value-Added Services and Global Support‌ ‌•‌Validation Services (IQ/OQ/PQ)‌: Full documentation packages (URS/DQ/FAT/SAT) to accelerate project timelines. ‌‌•Multinational Compliance‌: Assistance with NMPA (China), FDA (USA), EMA (EU), and other regional regulations. ‌‌•Smart Maintenance‌: Predictive maintenance via IIoT, with global critical spare parts delivery within 48 hours. ‌Summary‌: Zhejiang Guoyu combines ‌“sterility assurance + data-driven control + flexible compliance”‌ to deliver end-to-end solutions for pharmaceutical R&D and commercial production. Its innovations help clients navigate complex regulations, enhance productivity, and mitigate quality risks, positioning the company as a strategic partner for pharmaceutical modernization and global expansion.

Leveraging its expertise in precision machinery and automation, Zhejiang Guoyu provides ‌high-precision, hygienic, and flexible production equipment and solutions‌ for the cosmetics and household chemicals industries. Its offerings span ‌personal care products (shampoos, body wash), cosmetics (creams, lotions), home cleaning agents (detergents, disinfectants), and aerosol products‌, empowering clients to achieve efficient production, quality control, and sustainable development. Below are its core applications and technological innovations in this sector: ‌1. Core Application Scenarios‌ ‌a. Personal Care and Cosmetic Manufacturing‌ ‌•‌High-Viscosity Product Filling‌: - Servo-driven piston pumps and screw-filling technology for creams, lotions, and other viscous materials, with ‌±0.5% filling accuracy‌ and drip-free design to minimize material waste. - CIP (Clean-in-Place) systems enable rapid switching between formulations (e.g., silicone-free or amino acid surfactant products). ‌‌•Aseptic Filling (Premium Skincare)‌: - Cleanroom-grade filling lines (ISO Class 8) with laminar airflow protection and microbial monitoring, compliant with cosmetic GMP standards (ISO 22716). ‌b. Home Cleaning Product Production‌ ‌‌•High-Speed Liquid Filling‌: - Multi-channel parallel filling systems for 1L-20L detergents and disinfectants, achieving speeds of ‌200 bottles/minute‌ (500ml capacity). - Corrosion-resistant materials (e.g., PTFE-coated pipelines) for handling strong acids/alkalis. ‌‌•Powder and Granule Packaging‌: - Fully enclosed screw metering systems with residual dust <0.05g per cycle, suitable for laundry detergents, dishwasher salts, etc. ‌c. Aerosol Product Lines‌ ‌‌•Precision Propellant Filling‌: - Pressure-compensated filling technology for LPG, DME, and other propellants, with ‌±0.3% accuracy‌ and residual oxygen <0.5%. ‌‌•Leak Detection and Seal Integrity Testing‌: - Laser sensors and AI vision systems automatically reject defective cans, reducing defect rates to ‌<0.01%‌. ‌2. Technological Advantages‌ ‌a. Precision and Flexibility‌ ‌‌•Multi-Format Compatibility‌: - Modular designs allow rapid switching between bottle types, pouches, tubes, and other packaging formats (changeover time <15 minutes). ‌‌•Digital Control‌: - PLC+SCADA systems monitor filling volume, pressure, temperature, and other parameters in real time, with traceability to batch/work orders. ‌b. Hygiene and Safety‌ ‌‌•Sanitary Design‌: - Equipment contact surfaces use 316L stainless steel or food-grade plastics, with rounded edges compliant with EHEDG standards. ‌‌•Cross-Contamination Prevention‌: - Dedicated pipelines and color-coded connectors prevent residue mixing between formulations. ‌c. Energy Efficiency and Sustainability‌ ‌‌•Resource Optimization‌: - Heat recovery systems reduce steam consumption, while vacuum conveying minimizes material spillage. ‌‌•Eco-Friendly Packaging Support‌: - Compatibility with recyclable bottles, concentrated refill packs, and other sustainable packaging solutions. ‌3. Client Case Studies‌ ‌‌•An International Skincare Brand‌: Customized aseptic cream filling line with ±0.3% accuracy helped secure EU ECOCERT organic certification. ‌•‌A Leading Domestic Household Chemicals Company‌: 20L detergent production line boosted efficiency by 40%, saving over ‌RMB 2 million‌ annually in labor costs. ‌•‌Aerosol Manufacturer‌: Fully automated propellant filling system increased capacity to ‌5,000 cans/hour‌, achieving industry-leading leak-proof performance. ‌4. Value-Added Services and Global Reach‌ ‌‌•Compliance Support‌: Assistance with ISO 22716, REACH, FDA 21 CFR 700, and other regulatory certifications. ‌•‌Legacy Line Upgrades‌: Modernize semi-automatic lines into smart, fully automated systems with AGV material handling and AI quality control. •Localized Service Network‌: Technical centers in Southeast Asia and Europe provide ‌48-hour on-site support‌ and spare parts delivery. ‌Summary‌: Zhejiang Guoyu integrates ‌“precision filling + hygienic assurance + smart manufacturing”‌ to deliver end-to-end solutions for cosmetics and household chemical companies. Its innovations help clients address fast-changing market demands, stringent regulations, and sustainability goals, positioning the company as a strategic partner for industry advancement and global competitiveness.