A partnership is an arrangement in which parties agree to cooperate to advance their mutual interests. Sure seems like a partnership to me.
"NanoTech Entertainment (OTCPINK: NTEK), a pioneer in bringing the 4K Ultra HD experience to consumers, announced today that it has signed an agreement with Sony Electronics, the leader in the 4K Ultra HD TV industry. Under the agreement, NanoTech’s all 4K UltraFlix Network App will be bundled with Sony’s 2014 4K Ultra HD TV product line."