Key Takeaways The electronics manufacturing services (EMS) space primarily consists of companies that provide design, engineering and manufacturing services to electronics original equipment manufacturers (OEMs). The Zacks defined Electronics - Manufacturing Services industry is currently in the top 3% of the Zacks Industry Rank. In the past year, the industry has provided an impressive 98.1% return, while its year-to-date return is an astonishing 105.9%. Since it is ranked in the top half of the Zacks Rank ...