Lotus Notes has a list of preset holidays that you can add to your calendar for different countries, or religions. To import holidays, open the calendar in your mail database and go to Menu → Actions → Tools → Import Holidays. There is no entry in the pop-up for China or India.
Solution
This issue was reported to Quality Engineering as SPR# MLAT4DKU47; however, there are no plans to address it in the 6.x codestream.
To work around the issue, add holidays manually as follows:
Below is a list of some Indian Holidays. There are additional religious ones that would need to be added for Hindu, Islam, etc.
In the spirit of being thorough, here’s the public holidays for Hong Kong, Macau, Taiwan, and Singapore, which are under the administration of China or have a significant ethnic makeup that is Chinese.