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China GrenTech Wins Centralized Bids of WLAN Equipment from China Unicom

China GrenTech | August 8, 2011 | Press Release

SHENZHEN, CHINA – August 8, 2011 – China GrenTech Corporation Limited (NASDAQ: GRRF,
“GrenTech”, or “the Company”), a leading China-based provider of radio frequency (“RF”) and wireless
coverage products and services, today announced that the Company has successfully won bids of WLAN
equipment from China Unicom in its centralized bidding process.

GrenTech successfully completed the submission and testing of its WLAN access equipment in China
Unicom’s centralized bidding process and was selected as the provider for ten individual provinces through its superior product quality, competitive pricing and its excellent market reputation.

“Following our success in winning centralized bids for WLAN equipment from China Unicom, we have
recently established business partnership with ten individual provinces in China,” said Mr. Yingjie Gao,
GrenTech’s Chairman and Chief Executive Officer. “The build out of WLAN coverage is accelerating at a
very fast pace, benefiting from increased investment in WLAN coverage by telecommunication operators in
China. These recent wins speak to our important position in the market and further support our steady growth and increasing earnings in this business segment.”

About China GrenTech
China GrenTech is a leading developer of radio frequency (“RF”) technology in China and a leading provider of wireless coverage products and services in China. The Company uses RF technology to design and manufacture wireless coverage products, which enables telecommunications operators to expand the reach of their wireless communication networks to indoor and outdoor areas such as buildings, highways, subways, tunnels and remote regions. China GrenTech’s wireless coverage services include design, installation and project warranty services.

The Company also tailors the design and configuration of its wireless coverage products to the specific
requirements of its customers.

Based on its in-house RF technology platform, the Company also develops and produces base station RF parts
and components sold to base station manufacturers. GrenTech is a qualified supplier of RF parts and
components to major global and domestic base station manufacturers. For more information, please visit
www.GrenTech.com.cn.

Press Release via GrenTech

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