
1. Customer Challenge
The Chinese customer (Hubei) is primarily engaged in oil sludge recycling. However, a key challenge restricting their business expansion was the lack of Environmental Impact Assessment (EIA) approval. This prevents them from legally engaging in the coal tar processing and trading business.

2. Transformation Goals
To ensure the legal and compliant implementation of their project, the customer seeks a professional technical partner to assist in securing both EIA and Safety Assessment (SA) approvals.
3. Action and Solution
Action
The customer proactively found Beston Group to look for reliable, professional solutions. Beston Group responded swiftly and took the following actions to address the customer’s needs:
- Form a professional technical team to customize the project solution based on customer needs.
- Offer comprehensive technical support for EIA and SA applications to ensure regulatory compliance.
- Took full responsibility for equipment installation, commissioning, and operational support to guarantee a timely production launch.
Solution
Ultimately, the customer purchased 4 sets of BLJ-16 model thermal desorption unit. Key configuration includes:
- Main reactor material: Q245R
- System configuration: Single steam drum + residue oil tank + three-in-one condenser + screw feeder
- Fuel: Heavy oil
- Additional integration: Works well with the customer’s oil sludge crushing pretreatment line, suitable for processing high-moisture oil sludge.
4. Project Success
The project has been successfully put into operation.
- With Beston Group’s support, the client has obtained environmental impact assessment (EIA) and safety assessment (SA) certifications.
- The four sets of oil sludge pyrolysis plants are running reliably, processing 12 tons of oily sludge per batch (single unit) with 35% oil yield.
- The client has launched coal tar processing and trading business and is achieving strong economic returns.