18. Non-Controlling Interests

The Company indirectly owns 71.41% of IMAX China, whose shares trade on the Hong Kong Stock Exchange (December 31, 2021 — 71.11%). IMAX China remains a consolidated subsidiary of the Company. As of September 30, 2022, the balance of the Company's non-controlling interest in IMAX China is $63.9 million (December 31, 2021 — $73.5 million). For the three and nine months ended September 30, 2022, the net income attributable to the non-controlling interest in IMAX China is $1.2 million and $1.5 million, respectively (2021 — $2.0 million and $9.5 million, respectively).

The Company's Original Film Fund was established in 2014 to co-finance a portfolio of 10 original large-format films. The initial investment in the Original Film Fund was committed by a third party in the amount of $25.0 million, with the possibility of contributing additional funds. The Company has contributed $9.0 million to the Original Film Fund since 2014 and has reached its maximum contribution. As of September 30, 2022, the Original Film Fund has invested $22.3 million toward the development of original films. The related production, financing and distribution agreement includes put and call rights relating to change of control of the rights, title and interest in the co-financed pictures.