Recent revelations of a Chinese communist spy operating in the British Parliament is “just the tip of the iceberg,” a senior Conservative lawmaker has said. Britain’s MI5 security agency took the unusual step of sending an alert to Parliament on Jan. 12 warning that an individual named Christine Ching Kui Lee has been “knowingly engaged in political interference activities on behalf of the United Front Work Department (UFWD) of the Chinese Communist Party (CCP).” The alert said Lee had been facilitating financial donations to British political parties and politicians, and warned that anyone contacted by her should be “mindful of her affiliation with the Chinese state and remit to advance the CCP’s agenda in UK politics.” Sir Iain Duncan Smith, a former leader of Britain’s ruling Conservative Party, who made public the MI5 alert in the House of Commons, said the fact that the CCP is trying to “persuade and …