In feng shui, we say 山管人丁水管财, 有好山就有好人才. 有好水就有好财富. The mountain governs the people and the water governs the wealth.
I was told that, “Sungai Pinang should be widened and deepened, in crooking shape. It happened in Singapore that it took 10 years for Singapore to clear Singapore River (even worse than Penang River) since 1977 when at that time, most of Singaporeans laughed at Lee Kuan Yew on the possibility to clear Singapore River.”
In fact, to determine the corruption degree in an area, what you have to do is to check the cleanliness of the water there. If the government is very determined to clean up the rivers or seas in the country then it shows that the degree of seriousness of the government in fighting the corruption. Thus, look around and determine for yourself whether the governments of the Singapore, Hong Kong, Shanghai, Guangzhou, Penang, Kuching and Kuala Lumpur are determined enough to fight the corruption?
May be you should compare the second longest river in China, the 黃河 Yellow River with the sea at the Victoria Harbour of Hong Kong and also the River of Singapore to find out your answer yourself.