China said on Monday it had provided information and documents for an open investigation into the severing of two Baltic Sea undersea cables, though it and Sweden disagreed over how transparent Beijing had been in the case.

The Chinese authorities have provided investigators with information and documents regarding severing telecommunications cables in the Baltic Sea, Beijing's Ministry of Foreign Affairs announced on Monday.

Sections of two telecoms cables were cut on November 17 and 18 in Swedish territorial waters. Suspicions have been directed at the Yi Peng 3, which according to ship tracking site

Beijing on Monday promised to continue "cooperation" with regional authorities over a Chinese ship linked to the recent severing of two undersea cables in the Baltic Sea. Beijing on Monday confirmed the ship had left to "to ensure the physical and mental well-being of the crew".