Punjab Chief Minister Mian Shahbaz Sharif on Tuesday said that with Turkish collaboration, Lahore will be made most beautiful city of the world. During a meeting at Minar-e-Pakistan camp office, Shahbaz Sharif said that use of latest cleaning system is bringing cultural change in the provincial capital. He said local administration will provide full assistance in Turkish company’s plan to keep the mosques clean the city during the month of Ramazan. Shahbaz said the Punjab government was spending billions of rupees on infrastructure development. He said all development works were being executed expeditiously and transparency and quality were being ensured.