International reinsurers will take a significant share of what is covered, with hydropower plants, engineering projects and commercial property along the China trade corridor driving most claims.
As operators assume greater responsibility for power infrastructure, insurers face new questions around batteries, construction, curtailment and BI coverage.
Mainland China earnings came under pressure from bancassurance reforms and a greater reliance on participating products, but growth elsewhere lifted group profitability.
Designed for tunnel owners, developers and contractors, the cover funds specialist rescue and crisis-response operations following major underground incidents.
At least 177 have died and 826 are unaccounted for, with insurers estimating early claims for hydropower and construction projects at least in the hundreds of millions of rupees.