BYD

The companies are leveraging market scale and semi-solid technology in their quest for dominance.

The EV maker hopes its in-house strategy will help cut costs and break an eight-month sales slump.

The tactic for dodging tariffs and easing trade tensions could raise costs and compliance risks.

The concept pioneered by Tesla has been taken to the next level by Chinese automakers.

Huge investments have helped the two carmakers grab market share in the stronghold of Japanese rivals.

Low EV profits obscure a broader push to expand globally, adapt to local demand, and build long-term positions abroad.

Many domestic makers are receiving greater support following the changes, widening the disparity.

The Chinese automaker has taken risk and acted fast in expanding beyond its home market.