China Construction Bank Corporation is one of the "big 4" banks in China. In 2015 CCB was the 2nd largest bank in the world by market capitalization and 6th largest company in the world. It is type of public bank. It was established in 1954.

Its products are

Finance and insurance
Consumer Banking
Corporate Banking
Investment Banking
Investment Management
Global Wealth Management
Private Equity
Mortgages
Credit Cards

As you have asked about the CCB Zibo branch, some information about it posted below

Institution CHINA CONSTRUCTION BANK CORPORATION
Branch name (ZIBO BRANCH)
SWIFT code PCBCCNBJSDZ
SWIFT code
(8 characters) PCBCCNBJ
Branch code SDZ
Address 12 XINCUN WEST ROAD
City ZIBO
Postal code
/ Location 255024/ ZIBO
Country CHINA
BIC Code analysis 8-letter swift code: PCBCCNBJ
Branch code: SDZ
Institution's 4-letter code: PCBC
Country code: CN
Location code: BJ

Also you can search branch from the bank’s website
Go to CCB website the page looks like



Scroll Down and select “Branches” under Branches and subsidiaries Section
You will get the list of branches.