Pichit participated at the World Snooker Championship three times, reaching the first round in 1995.

Pichit's best run came in 1994, when he participated in the Thailand Open, beating Colin Morton and Stephen Hendry 5–2, before losing to Morgan 4–5 in the second round.

One year later, he participated at his first World Snooker Championship, qualifying for the 1995 edition of the tournament.

In so doing, Pichit became the second Thai player, after James Wattana, to play at the Crucible Theatre.

Pichit defeated Mark Whatley 5–3, Adrian Rosa 5–1, Mike Dunn 5–2, Warren King 10–0, Stuart Reardon 10–8, Alex Higgins 10–5, Euan Henderson 10–6 and Mike Hallett 10–8 to set up an encounter with Willie Thorne.