 Nyora kuenderera mberi kweiyi ndima - Mwaka wa2012 13 wakaona Harold achikunda mitambo miviri yekukodzera kuti asvike pazvikamu zvikuru zve2012 Wuxi Classic, zvisinei, akarasikirwa nemutambo wake we wildcard kumutambi weChinese Rouzi Maimaiti. Harold akazokundikana kukwikwidza kumakwikwi mana akatevera, achirasikirwa nevatambi vakaita saAli Carter, Barry Hawkins, naCao Yupeng. Zvisinei, akakwanisa kupinda muGerman Masters, achirova Craig Steadman 53 naRyan Day 54 kuti vakwanise kupinda mu32 yekupedzisira yechiitiko ichi, kwaakarasikirwa ne35 kune aimbove shasha yenyika Graeme Dott. Akangokunda mutambo mumwe chete mumakwikwi ekupedzisira emwaka wese, achiguma nekukunda 9 × 10 Alfie Burden mukukodzera World Championship. Harold akatamba muzviitiko zvakawanda zveVatambi veTour Championship mumwaka wese, mhedzisiro yake yakanakisa kuve matatu ekupedzisira gumi nematanhatu, uye mamwe maviri ekupedzisira makumi matatu nemaviri mhedzisiro, achipedza 39th paOrder of Merit, kunze kweVepamusoro makumi maviri nevatanhatu vanokodzera kuenda kumaFinal. 