CVS-Controls
Control valves, pneumatic actuators, pressure controllers, regulators, chemical injection pumps, centrifuges, and control valve trim.
http://cvs-controls.com/

Dae Han Control Tech Co., Ltd.
Korean company manufactures electro-pneumatic valve positioners.
http://www.daehancontec.com

MM International
Fluid control group offers electropneumatic, pneumatic, and solenoid valve technology.
http://www.mminternational.net/

Ironbound Valve Actuation Co., Inc.
Ironbound.com offers a variety of valves and valve products including copper grooved, fittings, Bettis actuators, Propress items, and other quality valves and valve accessories at competitive prices!
http://www.ironbound.com/

Automated Valve and Control
AVC is a proven leader in valve actuation providing manual, pneumatic and electric actuation
http://www.automatedvalvecontrol.com/

Tri-State Valve & Instrument Co.
Specialist pressure relief valves control valve suppliers. Regulators. Valve automation. Factory authorized ASME assembler for 'Farris Engineering' and 'Spence' brands.
http://www.tvimem.com/

Shanghai Datian Valve Pipe Engineering Co., Ltd.
´óÌï·§ÃÅÊÇרҵµÄµ÷½Ú·§¡¢µç´Å·§µÈ·§ÃŵÄÉú²úÉÌ£¬Éè¼Æ¡¢Éú²úµÄÌØÖÖ¿ØÖÆ·§ÓУº¼õμõѹװÖᢸ÷ÖÖ¸ßѹ²î¶à¼¶µ÷½Ú·§¼°¼õѹ·§¡¢¸ßѹ¼ÓÈÈÆ÷±£»¤×°ÖᢳéÆûʽֹ»Ø·§¡¢¿ÕÅÅÖ¹»Ø·§¡¢×Ô¶¯ÔÙÑ­»·¿ØÖÆ·§¡¢×îСÁ÷Á¿·§¡¢ÁªºÏÅÅÎÛ·§¡¢Æû»úÅÔ·¿ØÖÆ·§µÈ£»³£¹æ¿ØÖÆ·§ÓУºÖ±Ðг̵¥×ù¡¢Ë«×ù¡¢Ì×Ͳ£¨Áýʽ£©µ÷½Ú·§¡¢½ÇÐгÌÇò·§¡¢µû·§µÈ£»Í¨Ó÷§ÃÅÓУºÕ¢·§¡¢½ØÖ¹·§¡¢Çò·§¡¢ÖùÈû·§¡¢Ö¹»Ø·§¡¢Ë®Á¦¿ØÖÆ·§¡¢Í¨·ç·§¡¢µç´Å·§¡¢°²È«·§¡¢¼õѹ·§¡¢Æ½ºâ·§¡¢³ÄÀï·§£¨·úÏ𽺡¢Ï𽺣©µÈ¡£¹«Ë¾µÄ²úÆ·¹ã·ºÓ¦ÓÃÓÚ¹úÄÚÍâµÄµçÁ¦¡¢Ê¯ÓÍ¡¢»¯¹¤¡¢Ò±½ðµÈϵÁÐÖеĸøˮϵͳ¡¢Ö÷Æûϵͳ¡¢Êèˮϵͳ¡¢Äý½áˮϵͳ¼°¸ü¶àÁìÓòÖеĸßÒªÇ󡢶ñÁÓ¹¤¿óµÄ»úе¼°ÏµÍ³ÅäÌ×ʹÓÃÉÏ¡£µç »°£º021-58108666/´«Õ棺58109777
http://www.dtjt.com/

Sun Yeh Electrical Ind. Co., Ltd.
Sun Yeh is a manufacturer who specializes in producing quarter-turn electric actuators since 1986 ,Sun Yeh actuators suit for ball valves ,butterfly valves,plug valves ,and damper,etc., which are widely applied for the control on water level ,temperature ,irrigation,water treatment,air condition,Chemical engineer ,foods and so on.
http://www.valve-actuator.com/

Valve Resource
Select, price and buy valves and actuators online! Large selection of ball valves, butterfly, check, diaphragm, solenoid, float, etc...
http://www.valveresource.com

Rodlin Valve Specialists
Provides the facilities of reparing control valve and offers its replacement parts.
http://rodlin.com/