Cxd marine valve manufacturing co., ltd. Is a professional marine valve manufacturer in china. We specialize in producing marine valves and air vent(pipe) head according to jis, din, gb, cb standard with good quality and competitive price. Marine jis standard cast iron valve F7305\7306\7307\7308\7309\7310\7353\7354\7375\7376\7377\7378\7358\7359\7372\7373 Marine jis standard cast steel valve F7311\7312\7319\7320\7313\7314\7311c\7312c\7471\7472\7473\7474\3060(r)\7480 Marine jis atandard cast iron(steel) gate valve F7363\7364\7369\7363c\7366 Marine jis standard bronze valve Jis f7301\7302\7303\7304\7351\7352\7409\7410. Jis plywood