Delicious dishes: Secretary for Transport & Housing and Housing Authority Chairman Prof Anthony Cheung (right) and Secretary for the Environment KS Wong demonstrate how to cook "Abundant Spring Rolls" in the award presentation for the Food Waste Has Value - Innovative Cooking Recipe Competition on May 25.

Greening pledge: Secretary for Development Paul Chan (centre, front row), and Permanent Secretary for Development (Works) Wai Chi-sing (second right, front row), officiate at the opening ceremony of the Be Our Greening Partner campaign and tree seminar on May 25.

Festive function: Chief Executive CY Leung speaks at the 100th anniversary celebration for the Society of Chinese Accountants & Auditors at the Convention & Exhibition Centre on May 24.

Preposterous pachyderm: Pentateuque, a public installation, is on display at Statue Square Gardens until June 15 as part of Le French May.

Friendly forum: Chief Executive CY Leung takes part in the Youth Forum on Housing, at the Academy for Performing Arts on May 23.

Up and away: Secretary for Transport & Housing Prof Anthony Cheung, Chief Executive CY Leung, and Director-General of Civil Aviation Norman Lo open the Civil Aviation Department Headquarters on May 23.

Easy payment: Monetary Authority Deputy Chief Executive Peter Pang briefs the media on the proposed regulatory regime consultation for stored value facilities and retail payment systems on May 22.

Artistic element: Chief Executive CY Leung (centre) opens the first edition of Art Basel in Hong Kong, at the Convention & Exhibition Centre on May 22.