This paper discussed the composition of the pkn and proposes a useful diagnosis strategy.

探讨了方案的组成，给出了实用诊断策略。

youdao

By the end of 2007, PKN Orlen will be trying to sell Mazeikiai, to Russian bidders.

ECONOMIST: An assertive Russia will flex its energy muscles

PKN's supervisory board dumped Jacek Walczykowski, then the firm's president, barely a fortnight after he was appointed.

ECONOMIST: Business in Poland

PKN, wanted him out because of his ties with Jan Kulczyk, Poland's richest businessman, who owns 4.8% of the firm.

ECONOMIST: Business in Poland