结构推理 根据所给信用证回答问题
   FROM: INDUSTRIAL BANK OF JAPAN， LIMITED， TOKYO
   TO: BANK OF CHINA， SHANGHAI
   SQUENCE OF TOTAL: 27:1/1
   FORM OF DOC. CREDIT: 40A: IRREVOCABLE
   DOCU. CREDIT NO.: 20:ILC136107800
   DATE OF ISSUE: 31C: 20111015
   DATE & PLACE OF EXP.: 31D: 20111215 INTHE COUNTRY OF BENEFICIARY
   APPLICANT: 50: ABC COMPANY， 1-3 MACH1 KU STREET， OSAKA， JAPAN
   BENEFICIARY: 59: SHANGHAI DA SHENG CO.， LTD. UNIT C 2/F JINGMAO TOWER，
   SHANGHAI ，CHINA
   CURRENCY CODE， AMOUNT:32B: USD21 240.00
   AVAILABLE WITH/.BY ... 41D: BANK OF CHINA BY NEGOTIATION
   DRAFTS AT...: 42C: SIGHT FOR 100PCT INVOICE VALUE
   DRAWEE: 42D: THE INDUSTRIAL BANK OF JAPAN，HEAD OFFICE
   PARTIAL SHIPMENT: 43P: ALLOWED
   TRANSSHIPMENT: 43T: NOT ALLOWED
   LOAD/DISPATCH/TAKING :44A: SHANGHAI
   TRANSPORTATION TO...: 44B: OSAKA/TOKYO
   LATEST DATE OF SHIPMET: 44C: 20111130
   DESCRIP GOODS/SERVICE: 45A: 4000 PCS “DIAMOND” BRAND CLOCK ART NO. 791 AT
   USD5.31 PER PIECE CIF OSAKA/TOKYO PACKED IN NEW CARTONS
   DOCUMENTS REQUIRED: 46A:
   IN 3 FOLD UNLESS OTHERWISE STIPULATED:
   1．  SIGNED COMMERCIAL INVOICE.
   2．  SIGNED PACKING LIST.
   3．  CERTIFICATE OF CHINESE ORIGIN.
   4．   BENEFICIARY'S CERTIFICATE STATING THAT ONE SET OF ORIGINAL SHIPPINGDOCUMENTS INCLUDING ORIGINAL "FORM A" HAS BEEN SENT DIRECTLY TO THEAPPLICANT.
   5．  *COPY OF TELEX FROM APPLICANT TO SUPPLIERS APPROVING THE SHIPPINGSAMPLE.
   6．  INSURANCE POLICY OR CERTIFICATE ENDORSED IN BLANK FOR 110 PCT OF CIFVALUE， COVERING W.RA RISKS AND WAR RISKS.
   7．  2/3 PLUS ONE COPY OF CLEAN "ON BOARD" OCEAN BILLS OF LADING， MADE OUT TOORDER AND BLANK ENDORSED MARKED "FREIGHT PREPAID" AND NOTIFY APPLICANT.
   ADDITIONAL CONDITION:47A:
   ALL DRAFTS DRAWN HERE UNDER MUST BE MARKED “DRAWN UNDER INDUSTRIALBANK OF JAPAN， LTD.， HEAD OFFICE， CREDIT NO. ILC 136107800 DATED OCT. 15，2011”ANDTHE AMOUNT OF SUCH DRAFTS MUST BE ENDORSED ON THE REVERSE OF THIS CREDIT.T/T REIMBURSEMENT IS NOT ACCEPTABLE.
   DETAILS OF CHARGES 71 B: ALL BANKING CHARGES OUTSIDE JANPAN ARE FORBENEFICIARY'S ACCOUNT.
   PRESENTATION PERIOD 48: DOCUMENTS MUST BE PRESENTED WITHIN 15 DAYS AFTERTHE DATE OF ISSUANCE OF THE SHIPPING DOCUMENTS BUT WITHIN THE VALIDITY OFTHE CREDIT.
   CONFIRMATION 49: WITHOUT.
   SPECIAL INSTRUCTION TO THE ADVISING BANK: ALL DOCUMENTS INCLUDINGBENEFICIARY'S DRAFTS MUST BE SENT BY COURIER SERVICE DIRECTLY TO OUR HEADOFFICE. MARUNOUCHI， CH1YODA-U， TOKYO， JAPAN 100， ATTN. INTERNATIOANL BUSINESSDEPT. IMPORT SECTION， IN ONE LOT. UPON OUR RECEIPT OF THE DRAFTS ANDDOCUMENTS， WE SHALL MAKE PAYMENT AS INSTRUCTED BY YOU.
   SEND. TO REC， INFO. 72: ACKNOWLEDGE RECEIPT.
   TRAILER ORDER IS
   IT IS SUBJECT TO THE UNIFORM CUSTOMS AND PRACTICE FOR DOCUMENTARYCREDITS (2007 REVISION)，INTERNATIONAL CHAMBER OF COMMERCE PUBLICATIONNO．600．
   根据上述信用证内容，回答下列问题：
   (1)本信用证的种类为(至少四种)______。
   (2)该信用证的有效期、交单期分别为______。
   (3)如果已装船提单的签发日为11月15日，则受益人最迟应在几月几日向银行交单?
   (4)该信用证项下，汇票的种类是什么?汇票的付款人是______。
   (5)受益人应提交的单据种类及其份数为______。
   (6)根据UCP600的有关规定，对标有“*”符号的部分内容进行分析，并指出这种条款对受益人的影响。