A Sail on the Vast Sea: Renovation Architecture in Shanghai by Benzhe Design

Introduction: In the heart of Shanghai's EKA Tianwu Art District, a remarkable renovation project has transformed an industrial relic into a modern architectural marvel. A Sail on the Vast Sea, designed by Benzhe Design, reimagines the 1950s building of the China Shipbuilding Navigation Instrument Factory into a structure that blends history, functionality, and artistic expression. This renovation stands as a testament to how renovation architecture can breathe new life into old structures while honoring their original spirit.

The Architectural Transformation: A Vision of Past and Future

Originally known as "Maritime Home," Building 442 was an essential part of Shanghai's shipbuilding industry. Today, this renovated structure serves as a blend of art and architecture, engaging visitors with its "sail-like" façade. The design takes inspiration from the spirit of navigation, using materials like terracotta-toned concrete and weathered steel to create a visual dialogue between the past and future.

The design was led by Jiang Huajian of Benzhe Design and strategically integrates the building's original elements with bold, contemporary design choices. The project successfully blends the rich history of the building with cutting-edge renovation techniques, showcasing how modern renovations can honor a building’s heritage while pushing boundaries in terms of style and functionality.

Reviving History Through Renovation

The key to the success of this renovation lies in how the architects preserved the building’s core structure. By employing techniques like wrapping, interweaving, and stacking, Benzhe Design ensured that the essence of the old structure remained intact while giving the building a fresh, modern appeal. The building’s original purpose as a center for maritime navigation is subtly honored through the sail-like design elements, while the dynamic use of materials creates a conversation between the past and present.

The Interior: Open, Continuous Spaces

The interior design is a seamless extension of the exterior's innovative features. One of the most striking elements of the renovation is the integration of uninterrupted connections between the building’s upper and lower levels. Key features such as the elevator, atrium, pedestrian passage, and terrace are designed to exist within a single continuous plane, enhancing the feeling of openness. This integration between indoor and outdoor spaces fosters a sense of continuity and connection that allows visitors to fully engage with both the building and its surroundings.

Design Elements: Blending Old and New

The renovation embraces both traditional and modern design elements. The original concrete structure exudes weight and solidity, while the introduction of rectangular openings brings life and vibrancy to the facade. The interplay of light and shadow, achieved through staggered glass panels and steel sails, creates a dynamic atmosphere that changes with the time of day. This thoughtful combination of old and new highlights how architectural renovation can evolve while retaining its original identity.

Natural Integration: Harmonizing Architecture with Nature

The relationship between the building and nature plays a key role in this renovation. On the south side of the building, the structure is set back slightly to allow trees to grow freely, emphasizing harmony between the built environment and the natural world. This respect for nature aligns with Benzhe Design’s philosophy, which prioritizes the connection between architecture, people, and nature. As visitors move through the space, they experience changing vistas of trees and landscapes that enhance the building’s aesthetic appeal.

Modern Industrial Aesthetics

A significant feature of the renovation is the addition of a cylindrical stainless steel elevator embedded within the building’s structure. This elevator extends through multiple floors, adding a modern industrial touch while also serving as a functional element of the building’s circulation. The shiny, reflective surface of the elevator juxtaposes the raw concrete exterior, creating an intriguing contrast between the past and future.

An Icon of Renovation Architecture

A Sail on the Vast Sea is more than just a renovation project—it is a bold expression of how architecture can bridge the gap between past and future. By preserving the original structure’s core while incorporating modern design elements, Benzhe Design has created a space that not only serves its functional purpose but also acts as a symbol of the evolving relationship between architecture and its historical context. This project exemplifies the potential for renovation architecture in Shanghai and beyond, proving that old buildings can be reimagined into dynamic, innovative spaces for the future.

All Photographs are works of Shengliang Su