Margin adjustment factor of coin that is not displayed on this page is 0 by default.
For Example:
Suppose that the margin adjustment factor of BTC is 1 in the equity tier of 0-2,000,000 USD, and 0.95 in the tier of 2,000,000-5,000,000 USD. You have 30 BTC in your account and the current BTC price is 100,000 USD. The margin value of the 30 BTC will be 2,000,000 * 1 + 1,000,000 * 0.95 = 2,950,000 USD.
More about tiered margin calculation: About Margin and Terminology in Unified Account