An email received by Android Police founder Artem Russakovskii from UC Union (UC Web's affiliate network) reinforces this theory:

Dear Partner, We hereby emphasis again that UC Union prohibits any and all misleading/malicious advertising method(s) to procure new users when promoting UC Browser campaigns, such as by using slogan inconsistent with the Product functions, or by using inductive slogan.

DO NOT use the Malicious Promotion method(s) or STOP such behavior immediately if you are acting so.

Upon discovery a Malicious Promotion, UC Union is entitled to

(i) STOP your payment settlement, or DEDUCT your corresponding payment made to you;

(ii) compensation in recovery of the loss suffered by UC Union, including but not limited to loss of UC Union's good will, loss of users of UC Union Product(s), removal of UC Union Product(s) from Google Play or Apple Store, and any other loss as a result of your Malicious Promotion;

(iii) require you to CLARIFY the facts for elimination of the negative impact shed upon UC Union; and (iv) resort to any other legal measures if necessary.

UC Union is looking forward to cooperating and developing with you in a healthy UC Union ecosphere.