The PTS2, PTS2/D, PTS2/L, PTS2/R and PTS4 and other models adopt chains as conveying medium to achieve precise conveying of pallets through continuous motion with pallet stacking and waiting. Equipped with steel load-bearing wear strips and an open-profile structure, they are robust and durable while easy to maintain. They are suitable for conveying heavy products such as automotive components, new energy battery modules, motors, etc.