Have you been recently contacted by any company from Taiwan for the following listed items in each specified qty for AVDS-1790D engine use?Supply Scope:1. Piston, 2815004270553, 11683943-3 x 326 ea + test sample 12 ea (US$195-215/ea)2. Ring, 2815004101248, 5704477 x 251 ea + sample 12 ea ($110-125/ea)3. Piston, 2815004270551, 11683943-1 x 150 ea (US$90/ea)4. Ring, 2815004101236, 5704476 x 151 ea with sample 12 ea (US$90)Remarks:1. Product material composition report must be provided according to related Mil Std and AVDS engine manufacturing specification.2. Items supplied must be mfg as latest model year (Y2108) products.3. Each piston weight shall be limited within 3.523 - 3.750 Kg/pc. The actual weight of each piston shall be marked on the piston crown.4. The scheduled lead time of delivery is less than 90 days. 5. The bid dead line date for receiving your proposal is December 10th, 20176. Can you laser marking required date code on the piston crown? If the said qty of each item is considerable, please advise your price by return.