UPDATE 1-Yum China posts surprise rise in same-store sales

(Adds Q1 details, share move and analysts' estimates)

April 5 (Reuters) - Yum China Holdings Inc reported a surprise rise in quarterly same-store sales, helped by strong sales at its KFC restaurants.

The company's shares jumped 9.7 percent in after-hours trading on Wednesday.

Yum China's same-store sales rose 1 percent in the first quarter. Analysts on average had estimated a fall of 0.7 percent, according to research firm Consensus Metrix.

Yum China, once the primary profit and sales driver for Yum Brands Inc, started trading as a standalone company on Nov. 1.

Same-store sales at KFC, its biggest business, rose 1 percent, helped by increased promotions celebrating the Chinese New Year in January and the 30th anniversary of KFC in China. Analysts had expected a fall of 2.4 percent.

Yum China's net income rose to $175 million, or 44 cents per share, in the quarter ended Feb. 28, from $145 million, or 40 cents per share, a year earlier.

Total revenue fell to $1.28 billion from $1.30 billion.

Analysts on average had expected a profit of 38 cents per share and sales of $1.27 billion, according to Thomson Reuters I/B/E/S. (Reporting by Jessica Kuruthukulangara in Bengaluru; Editing by Maju Samuel)