July 21 (Reuters) - TSMC, the world's largest contract chipmaker, plans to raise chipmaking prices by up to 10% from ‌2027, two sources familiar with the matter said late on ‌Tuesday. One of the sources said the move is to offset rising costs for ​materials, manufacturing equipment and overseas plant construction. Here are more details:• The base price increases up to 10%, depending on the customer and product, according to the ‌sources. • Mature-node production, covering ⁠12-nanometre, 16-nm and 28-nm technologies, faces increases of up to 10%, the sources said. • Advanced node production, ⁠under 6-nm, also faces increases of up to 10%, one of the sources said.