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On period place 4 date copper 707 go up to 803 agreement drop stop board extent
From;  Author:Stand originally
Shanghai futures exchange is announced, agreement of CU0707 of Shanghai period copper, CU0708, CU0709, CU0710, CU0711, CU0712, CU0801, CU0802, CU0803 went up on July 4 / drop stop board extent is adjusted for 5% . According to website of Shanghai futures exchange on July 3 message, agreement of 3 days of CU0707, CU0708, CU0709, CU0710, CU0711, CU0712, CU0801, CU0802, CU0803 appears the 1st harden board, by trade regular, afore-mentioned 4 days of agreement go up / drop stop board extent is adjusted for 5% , trade bail scale still is 7%(among them CU0707 bail is 20% , CU0708 bail is 10%) .