YANTAI AUTO INSTRUMENT GROUP CO.,LTD. is located in Yantai,Website:http://www.auto-instrument.com,a seaside resort in Shandong province with charming natural beauty and convenient transportation. Our group is specialized in developing, producing and marketing the process control instruments, possessing the complete ability of automatic system engineering. And we build up the casting department recently. We have 3 factories: Yantai Auto Instrument Making Co.,Ltd., Yantai Sanyou Instrument
 Co.,Ltd. and Yantai Keda Precision Casting Co.,Ltd.