She presents herself as male in her comics.
She publishes her webcomics on her weibo account.
She has never claimed to be trans or even brought the subject up, but uses male pronouns on her Weibo account because of her Mosspaca character.
" Old Xian ( Old先) is based in Hangzhou, China. She graduated from the Central Academy of Fine Arts ( CAFA) in 2013. Whilst at university she meet a writer called Moss. The two decide to collaborate and released two manhuas before even graduating. In 2012 they released The Specific Heat Capacity of Love as well as Xiao Chou Dan Ni ( aka Clown Danny). Xiao Chou Dan Ni earned Xian a Shueisha Tezuka Award and a Golden Dragon Awards. "
-- -- tumblr