Changlongxing Science and Technology (Shenzhen) Company Limited is a company which specialized on research, development and production of membrane equipments. Changlongxing is formed by Hong Kong capital. For many years, the company has established a team of outstanding design, research and development employees. We also introduce many overseas vanguard technologies so that our products improved continuously. Our products are ranging from small mono-layer to the large-scale multi-layer in a completely automatic multi-purpose production line. Our products can be fitted into the production lines for CPE, CPP, the CEVA class extends the membrane, PE, the PP sheet material, the LLDPE stretch winding membrane, series products and specialist on PE clear plastic wrap. Our technical level has been ranked at the leading position o f the domestic field. The quality is our fist priority. Customer&＃039;s satisfaction, continuous improvement and innovative technology are our core values.</p>