Answer: transform fault
Explanation: Transform faults are major tectonic features affecting the lithosphere and constitute strike- slip plate boundaries
The border of thickness change of Eastern China lithosphere is located west to recent gravity. It lies along the tectonic boundary between the Huaiyu-Tianmu mountains passive . is principally a part of the Eurasian plate, but the margins of the Indian and Philippine Sea plates are involved in the Himalayas and in the Coastal Range of Taiwan, respectively.