(Sharecast News) - Telit Communications chairman Paolo Dal Pino purchased 200,000 ordinary shares in the AIM-listed tech firm.Dal Pino, who replaced interim chair Simon Duffy back in June, acquired the shares at an average cost of 165.39p each, for a total value of £330,780.01.Earlier in October, Telit inked a deal that will see its technology be used by telecoms group China Unicom to manage its internet-of-things devices and applications.Dal Pino, who also picked up 135,000 shares in the firm last week, said: "Our new relationship with China Unicom is a key development in growing our IoT module and solution market share in one of the world's largest, fastest-growing economies. We are delighted to be working with China Unicom to deliver best in class IoT solutions to customers in the thriving Chinese IoT market."As of 1630 BST, Telit shares had ticked up 0.80% to 163.10p.Top Director BuysTelit Communications (TCM)Director name: Pino,Paolo Dal Amount purchased: 200,000 @ 165.39pValue: £330,780.01Oakley Capital Investments Ltd. (di) (OCI)Director name: Dubens,PeterAmount purchased: 135,096 @ 184.50pValue: £249,252.12Allergy Therapeutics (AGY)Director name: Wykeman,NicolasAmount purchased: 150,000 @ 17.50pValue: £26,250.00Modern Water (MWG)Director name: Clark,Piers Benedict Amount purchased: 227,272 @ 9.50pValue: £21,590.84Wandisco (WAND)Director name: Miller,Erik Edwin Amount purchased: 5,000 @ 417.00pValue: £20,850.00Berkeley Group Holdings (the) (BKG)Director name: Vernon ,Peter Amount purchased: 609 @ 3,263.00pValue: £19,871.67Essentra (ESNT)Director name: Wunderlich,Ralf K Amount purchased: 5,000 @ 340.80pValue: £17,040.00Shanta Gold Ltd. (SHG)Director name: Leslie,Luke Amount purchased: 260,000 @ 4.10pValue: £10,660.00Arc Minerals Limited Npv (di) (ARCM)Director name: Schirnding,Nick vonAmount purchased: 281,000 @ 3.48pValue: £9,778.80Eservglobal Limited (di) (ESG)Director name: Baldwin,Stephen JohnAmount purchased: 141,302 @ 6.25pValue: £8,831.38Allergy Therapeutics (AGY)Director name: Llobet ,Manuel Amount purchased: 50,000 @ 17.50pValue: £8,750.00Modern Water (MWG)Director name: Heaps,Stephen Amount purchased: 55,000 @ 9.00pValue: £4,950.00Modern Water (MWG)Director name: Humphrey,SimonAmount purchased: 50,000 @ 9.00pValue: £4,500.00Modern Water (MWG)Director name: Townend,MikeAmount purchased: 43,296 @ 9.00pValue: £3,896.64Allergy Therapeutics (AGY)Director name: Jensen,PeterAmount purchased: 20,000 @ 18.00pValue: £3,600.00On The Beach Group (OTB)Director name: Vickerstaff,KirsteenAmount purchased: 23 @ 420.93pValue: £96.81