Our corrugated line manufacturer Wesriver is one of the oldest and leading manufacturers in China.Since 1990, it has been doing business with a German company in the Asian market. Our grooved cardboard and corrugated production lines are high quality machines produced using high engineering-technology and with great contributions of research and development departments. Our grooved production lines are between 1200 mm and 2800 mm of wideness. The speeds of these lines can be between 100 m/min and 350 m/min. In these lines, single-wave (3ply), duplex (5ply) or triplex (7ply) grooved cardboard can be produced. Our grooved production lines can be specially designed according to the demands and needs of our customers. In addition, high quality integration and automation systems can be implemented together with these production lines.