Eight Chinese and four British citizens were among those rescued.The city of Mokallah, which had the third largest cluster of Pakistanis in Yemen, had been relatively safe until an al Qaeda jailbreak, the press release said. However, when PNS Aslat, the ship sent to rescue Pakistanis from the city, arrived on April 3, roads leading to the port had been closed. “Therefore, through a discreetly planned exercise, the operation was switched to nearby Ash Shihr port and 148 Pakistanis have been safely evacuated,” the press statement added.The ship will arrive in Karachi on April 7.The capital of Yemen's south-eastern Hadramawt province, Mokallah, is now almost entirely under the control of al Qaeda militants.Meanwhile, 12 Pakistanis who had earlier been stranded at the Yemen-Oman border, while trying to exit Yemen, have been evacuated by the officials of the Pakistan Embassy in Muscat, a Ministry of Foreign Affairs press statement said Sunday. The embassy will make arrangements for their travel to Pakistan.