 It is undergoing restoration work with Chinese technical and financial assistance; the restoration work is expected to last until about 2028.Just inside the southeastern corner of the old city wall, the Thatbyinnyu Temple was founded by King Sithu I of Pagan (Bagan) Dynasty in 1144/45.According to the royal chronicles, it was the king's second major temple construction after the Shwegugyi Temple, and the king is said to have donated "boatloads of rubies" to both temples.