UK stocks were in positive territory on Monday for the first time in five days as speculation about stimulus in China buoyed sentiment.Positive economic data also helped the mood in London, with UK mortgage approvals and Eurozone consumer confidence rising more than expected.The FTSE 100 was up 0.5% at 6,889.16, following a four-day losing streak as it retreated from last Monday's record closing high of 7,037.67.Markets were tracking a strong performance on Asian indices overnight after the governor of the People's Bank of China hinted at further measures to boost growth. Zhou Xiaochuan said the rate of economic growth had slowed "a bit" too far and the central bank has room to act, including through quantitative easing.Meanwhile, Chinese president Xi Jinping unveiled new infrastructure plans to improve links between Asia and the rest of the world to generate $2.5trn in annual trade within a decade.Investors were also still digesting comments from Federal Reserve chair Janet Yellen who said on Friday that any near-term policy tightening would only be very gradual. She said that the first rate hike may be "warranted later this year", pushing back markets' expectations of a potential tightening in June.Meanwhile, Greek bond yields edged lower on Monday amid hopes the country's policymakers and its creditors can secure a funding deal to avert a credit default.In economic data, UK mortgage approvals rose to a six-month high of 61,670 in February, increasing for the third month in a row. Confidence in the Eurozone rose for a fourth consecutive month in March with the European Commission's Economic Sentiment Indicator climbing to 103.9 from 102.3. This was its highest level since June 2011.Compass, Quindell and miners riseCatering outfit Compass Group rose after saying it remained confident of achieving first-half organic revenue growth of approximately 5.5%.Specialist UK insurance outsourcer Quindell saw shares soar after saying it is selling its professional services unit - the bulk of Quindell's operations - to Australian law-firm, Slater & Gordon, in a deal worth £700m.After a slow start, mining stocks pushed into positive territory with Anglo American, Glencore, Rio Tinto and Randgold Resources making gains.Randgold in particular was heading higher after chief executive Mark Bristow said he sees opportunities "to play a part in the likely restructuring of the gold mining industry".Rolls-Royce was in demand after its Trent 1000 engines were selected by Air China to power 15 new Boeing 787-9 Dreamliner aircraft.Supermarket group Morrisons was hit with a downgrade to 'neutral' by Goldman Sachs who said that the stock had reached its target price. Market MoverstechMARK 3,185.11 +0.53%FTSE 100 6,889.16 +0.50%FTSE 250 17,225.46 +0.37%FTSE 100 - RisersKingfisher (KGF) 369.00p +3.13%Ashtead Group (AHT) 1,096.00p +2.43%ARM Holdings (ARM) 1,099.00p +1.85%London Stock Exchange Group (LSE) 2,457.00p +1.82%RSA Insurance Group (RSA) 430.20p +1.65%Reed Elsevier (REL) 1,181.00p +1.64%ITV (ITV) 255.50p +1.63%Pearson (PSON) 1,487.00p +1.50%Royal Bank of Scotland Group (RBS) 348.00p +1.43%Antofagasta (ANTO) 725.00p +1.40%FTSE 100 - FallersBG Group (BG.) 848.10p -2.89%Smiths Group (SMIN) 1,136.00p -2.24%SSE (SSE) 1,526.00p -1.42%CRH (CRH) 1,765.00p -1.29%Sports Direct International (SPD) 614.00p -1.21%Morrison (Wm) Supermarkets (MRW) 196.30p -1.11%Babcock International Group (BAB) 964.50p -0.92%United Utilities Group (UU.) 935.00p -0.80%Imperial Tobacco Group (IMT) 3,081.00p -0.68%Capita (CPI) 1,134.00p -0.61%FTSE 250 - RisersIP Group (IPO) 242.10p +6.18%Ocado Group (OCDO) 349.60p +5.49%Supergroup (SGP) 982.50p +3.91%Interserve (IRV) 601.50p +3.80%Rightmove (RMV) 2,960.00p +3.24%Alent (ALNT) 377.70p +2.94%Fidelity China Special Situations (FCSS) 144.00p +2.64%Betfair Group (BET) 2,300.00p +2.40%Debenhams (DEB) 77.50p +2.38%Homeserve (HSV) 380.50p +2.34%FTSE 250 - FallersAL Noor Hospitals Group (ANH) 1,029.00p -4.55%Vedanta Resources (VED) 515.50p -2.46%Centamin (DI) (CEY) 56.10p -2.35%Ophir Energy (OPHR) 137.80p -2.34%Premier Oil (PMO) 137.90p -2.20%Soco International (SIA) 157.60p -2.11%Tullow Oil (TLW) 290.60p -1.96%CLS Holdings (CLI) 1,711.00p -1.95%COLT Group SA (COLT) 136.30p -1.87%Lonmin (LMI) 120.20p -1.72%