What should I do after diploma electronics and telecommunication engineering?

Higher Study options for Diploma holders in Electronics and Communication is given below.

Bachelor of Science in Electronics and Communication
Post Graduate Diploma course in Industrial Automation System Design
Post Graduate Diploma in Wireless and Mobile Computing
Bachelor of Technology in Electronics and Communication
Advanced Diploma in DSP System Design
Advanced Diploma in Real Time Operating Systems

Short Term Course for Diploma in Electronics and Telecommunication Engineering are:
PLC.
Networking.
DTP
DS
MS. Office
.NET
Animations
Java course
Circuit Designing.
C
C++
Java
Oracle course
Robotics course
Certificate program in VLSI design engineering
Certificate courses in Optical Fiber Communications
Certificate courses in Verilog and VHDL
Online course on Embedded Systems
Certificate courses in Signaling & VoIP Protocol Implementation
Certificate program in Telecom Protocol Development
Certificate courses in Optical Fiber Communications