Image: Dệt nhuộm
Dệt nhuộm
WWTP Upgrade – Textile Dyeing Factory
- Capacity:
- 500 m³/ngày đêm
- Service type:
- Cải tạo hệ thống XLNT
BioGreenTech × QCVN 40:2025/BTNMT
Circular environmental solutions for Vietnamese factories
One partner for three value streams – WWTP operations · Water treatment chemicals · Hazardous waste recovery & recycling. Documentation matches reality, FDI audit-ready.
- [120+]
- B2B customers
- [15+]
- years experience
- 24/7
- operations support
Image: overview of a WWTP operated by BioGreenTech
Compliance Standards
- QCVN 40:2025/BTNMT
- Decree 110/2026/ND-CP · EPR
- RBA compliant
- ZDHC ready
- ZWTL – Zero Waste to Landfill
- Business Reg. 3703240466
One partner — Three value streams
Services, chemicals and recycling from one engineering team — paperwork that matches real operations.
01
End-to-end WWTP services
From survey – design – construction – operation – maintenance. Engineers on-site, no outsourcing.
- ✔WWTP health check per QCVN 40:2025
- ✔Design/upgrade 50–5,000 m³/day
- ✔Full O&M package
02
Circular chemicals
PAC, recycled FeCl2/FeCl3, NaOH, Javen, H2O2, HCl. Closed-loop cycle: recover the customer’s spent acid → recycle → sell back clean FeCl2/FeCl3. Full COA/MSDS, 24–48h delivery.
- ✔Batch-consistent quality with COA
- ✔Jar test before locking the formula
- ✔Delivery in 24–48h in southern Vietnam
03
Recycling & EPR
Recycling over landfill. Digital hazardous waste manifest traceable to the final recycler – FDI audit-ready. EPR registration per Decree 110/2026/ND-CP (effective 25 May 2026).
- ✔Spent acid, corrosive solutions, metal sludge
- ✔Traceable digital manifest for ZWTL
- ✔Full EPR: declaration – fee – reporting
FREE · ONLY 30 SLOTS THIS YEAR
Register a free WWTP health check per QCVN 40:2025
BioGreenTech engineers visit your site, analyse 15 parameters per QCVN 40:2025 at a VILAS-certified lab, run jar tests and deliver a report within 5 business days – completely free.
- ✔Pass/fail assessment against QCVN 40:2025 columns A/B
- ✔15 parameters tested at a VILAS-certified lab
- ✔Jar test recommending the optimal chemical formula
- ✔25–35 page PDF report + presentation deck
No obligation to purchase follow-on services. NDA-protected.
Register Free WWTP Health Check
ZWTL · Zero Waste to Landfill
Circular environmental cycle
A closed-loop process from the customer factory to the final recycler.
01
WWTP operation
BioGreenTech engineers operate your system 24/7, keeping effluent within QCVN 40:2025 columns A/B.
02
Optimal chemical supply
After jar testing we deliver the right type, dose and time. No waste – no dead stock.
03
Recover spent acid & metal sludge
Your hazardous waste doesn’t go to landfill – we transport it to our recycling plant in Toc Tien IZ with a digital manifest.
04
Recycle into clean FeCl2/FeCl3
Convert spent acid and sludge into clean coagulant sold back to the steel/water treatment industries – a closed loop.
Water treatment chemicals · 4 main categories
Water treatment chemical catalogue — prices are not listed publicly. Contact us for a quote and COA/MSDS.
Coagulation
PAC 30%, PAC 31%, PAM (anionic/cationic), aluminium sulfate, recycled FeCl3
Get a Quote →
pH Adjustment
NaOH 32%/45%/solid, HCl 32%, Na2CO3, Ca(OH)2, H2SO4 98%
Get a Quote →
Disinfection
Sodium hypochlorite 10–12%, chlorine powder 70%, H2O2 50%, PAC-Chlorine
Get a Quote →
Basic Chemicals
Ferrous sulfate (FeSO4), aluminium sulfate, industrial lime, WWTP enzymes, antifoam
Get a Quote →
Need the full 100+ SKU catalogue?
hoachatlocthien.com is our partner site specialising in chemicals, with a full catalogue of 100+ SKUs.
Featured projects
Featured projects
Project figures are representative examples; client identities are published only with approval.
Image: Thực phẩm
Thực phẩm
WWTP Design Consulting – Food Processing Factory
- Capacity:
- 800 m³/ngày đêm
- Service type:
- Tư vấn thiết kế
Image: Xi mạ
Xi mạ
WWTP O&M – Electroplating Factory
- Capacity:
- 300 m³/ngày đêm
- Service type:
- Vận hành O&M
Trusted by textile, food, plating, steel and electronics plants across Vietnam
Client logos — pending usage permission
Client logos — pending usage permission
Client logos — pending usage permission
Client logos — pending usage permission
Client logos — pending usage permission
Latest news
News & environmental regulation
Image: quy-chuan
quy-chuan
QCVN 40:2025/BTNMT: Key changes factories need to know
QCVN 40:2025/BTNMT chính thức có hiệu lực từ 1/9/2025, thay thế 11 quy chuẩn cũ về nước thải công nghiệp. Bài viết tóm tắt các thay đổi chính và khuyến nghị cho nhà máy.
Read Article → Image: phap-ly
phap-ly
Decree 110/2026/ND-CP on EPR: What businesses must prepare
Nghị định 110/2026/NĐ-CP về trách nhiệm mở rộng của nhà sản xuất (EPR) chính thức có hiệu lực từ 25/5/2026. BioGreenTech tổng hợp các nghĩa vụ chính doanh nghiệp cần tuân thủ.
Read Article → Image: case-study
case-study
Case study: WWTP upgrade for a textile dyeing factory
Placeholder case study về dự án cải tạo hệ thống XLNT cho nhà máy dệt nhuộm, sẽ được cập nhật số liệu thực tế khi có xác nhận từ khách hàng.
Read Article →Talk to BioGreenTech’s engineering team
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Công Ty TNHH Biogreen Tech Vina
- Hotline: 0969 244 444
- Email: info@biogreentech.vn
- Address: No. 4 Northeast Ring Road 1, Dong An Quarter, Tan Dong Hiep Ward, HCMC, Vietnam
- Tax ID: 3703240466
- Working hours: Mon–Sat: 08:00–17:30 · 24/7 hotline for O&M clients
Image: head-office location map