1,provide generators 2,provide solar street light 3,provide valves 4,provide machine tools, casting machine, automatic molding machine, low-pressure die casting machine, gravity die casting machine, induction furnace, core blowing machine, round bead sand mixing machine,fettling machine machine widely used in the fields of sanitary fittings,auto parts,pump valve and iron casting. yuan valve our products mainly adopt china gb and jb standards, america api and ansi standards, uk bs standards, germany din standards, japan jis standards, and france nf standards, etc. with production nominal diameter of dn15-dn2400mm（1/2″-96″）, pressure level of 0.25-42mpa（125lb-2500lb）, working temperature of -60℃-570℃ and materials mainly of ht200, ht250, qt400, qt450, wca, wcb, wcc, cf3, cf8, cf3m and cf8m,etc. our products are mainly gate valves, stop valves, check valves, ball valves and butterfly valves, etc. including more than 200 series and covering more than 4000 specifications. our annual production capacity is above 80,000 tons and our products are widely used in petroleum, petrochemical, chemical industry, electric power, construction and pharmaceutical as well as water supply and drainage fields, etc.. material category stainless steel ball valve strainer globle valve for oxygen pipeline lift/swing chcek valve gate valve globle valve external standard ks cast steel globle valve ks cast steel check valve ks cast steel gate vave american standard globle alve american standard check valve american standard gate valve forged steel manual fan-shaped blind flange valves forging steel flange gate valves lb forged steel gate valve forged steel globle valve forging steel flange globe valve lb forging steel check valve cast steel knife-type valve wedge gate valve water seal gate valve flat gate valve welding gate valve welding globle valve electric actuated sstop valve water seal globle valve lining fluorine valve lift check valve swing check valve ball valve fixed ball valve pneumatic ball valve electric actuated ball valve eccentric hemisphere ball valve manual lining fluorine ball valve welding ball valve expansion piece manual three eccentric hard sealingbutterfly valve expansion piece butterfly valve turbine three eccentric hard sealing butterfly val.. ventilation butterfly valve welding butterfly valve piston type globe valve plunger valve throttle valve strainer spring sealing low lift safety valve spring low lift safety valve gray cast iron ,nodular cast iron wedge gate valve electric actuated gate valve wedge type double gate disc gate valves parallel type double gate disc gate valve motorized parallel double disc gate valve non-rising stem wedge gate valve hiding stem wedge underground gate valve electric actuated hiding stem wedge underground ga.. worm of city gas opening and closing fast moving d.. non-rising stem wedge type double disc gate valve card slot soft seal gate valves card hoop rising stem gluing gate valves soft sealing gate valve rising soft sealing gate valve globle valve lift check valve swing check valve wafer butterfly check valve vertical check valve vertical horizontal dual check valve hammer diminish noises check valve high temperature ball valve ball valve card hoop midline butterfly valve double eccentric soft sealing worm gear driven but.. double eccentric soft sealing motorized gear drive.. wafer center line butterfly valve motorized wafer center line butterfly valve pneumatic wafer butterfly valve lining rubber butterfly valve fire control signal buterfly valve worm driven flange expansion butterfly valve digital lock balancing valve other balanced valve plug valve plunger valve strainer adjustable valve lifing bottom valve double spherical rubber joints rubber curved joints ordinary axial direction compensator remote ball cock delayed -close non-return valve pressure releasing and sustaining valve water pump control valve multi-disc swing start bottom valve swing double disc bottom valve inside whorl rubber joints blowdown valve reducing and stabilizing valve flux control valve hydraulic electric control valve emergency close valve industry category water treatment pneumatic drive wafer butterfly valve flap valve compound style exhaust valve dual-port exhaust valve angle globe valve(quick opening sludge valve) micro slow close muffler butterfly check valve rubber joint flange type duckbill valve socket duckbill valve double flange position-limit expansion joints position-limit casing expansion and shrinkage impl.. strainer motor-driven slurry valve pneumatic slurry valve manual slurry valve vertical horizontal check valve ball valve vertical check valve wafer butterfly check valve muffle check valve/hammer diminish noises check va.. swing check valve lift check valve globe valve rising stem resilient gate valve resilient gate valve motor-driven non-rising stem cuniform gate valve non-rising stem cuniform gate valve motor-driven cuniform gate valve wafer butterfly valve motor-driven wafer butterfly valve cuniform gate valve soft metallic seal butterfly valve butterfly valve motor-driven double eccentric soft sealing butterf.. worm gear driven double eccentric soft sealing but.. worm gear driven flange telescopic butterfly valve turn on-off machine non-rising stem cast iron inlaid copper round slui.. non-rising stem cast iron inlaid copper square slu..