Main products: standard sieve, Taylor sieves, pharmacopoeia sieves , experiment sieves, experiment to sieve, linear sieve, sub-sample screen , vibrating sieve, rotary vibration sieve, civil engineerin...

No.11 Zhengshang Road

Zhengzhou Protech Mechanical Equipment Co., Ltd-owned by Protech(China) Holding Litmited, is founded by a group of technology enthusiastic people who are devoted to probing the newest technology and i...