Hand Lay-up:

√Large possibilities of shapes and sizes

√Suitable for shapes with undercuts

√ Mechanical properties: good to average

L-RTM: 

Two smooth sides

Low labour-dependent manufacturing process

Consistent production quality

Parts are reproducibleConsistent production quality

Parts are reproducible

Moderate investments depending on the level of automation

Higher productivity than contact moulding or vacuum infusion techniques

Low VOC emissions

Technical Strength:

1) Concept Design

2) Material selection

3) Process determination

4) Model processing

5) Mold design

6) Reverse Engineering

Main Advantages:

1) light weight and strong

2) corrosion resistant

3) insulation for heat & electric & sound

4) thermal & electric non-conductivity

5) good resistant to low temperature

6) long service life( the service is more than 20 years)

7) water proof&fire proof

8) enviroment friendliness